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Advantages and disadvantages of bordeaux mixture and of lime-sulphur used on apples in the growing season
Observations on the Umaria marine bed
10 years of hearing conservation in the Royal Air Force
Chocolate crumb - dairy ingredient for milk chocolate
Effect of daily gelatin ingestion on human scalp hair
Comparison of rice bran and maize bran as feeds for growing and fattening pigs
The composition of pampas-grass (Cortaderia argentea.)
The Accraian Series:
The mechanism of the Liebermann-Burchard reaction of sterols and triterpenes and their esters
Cerebrovascular Doppler ultrasound studies (cv-Doppler)
Toria: PT-303 - first national variety
Hair growth promoting activity of tridax procumbens
Productivity of Pekin x Khaki Campbell ducks
A stable cytosolic expression of VH antibody fragment directed against PVY NIa protein in transgenic potato plant confers partial protection against the virus
Solar treatment of wheat loose smut
Swimmers itch in the Lake of Garda
Bactofugation and the Bactotherm process
The effects of prefrontal lobotomy on aggressive behavior in dogs
Visual rating scales for screening whorl-stage corn for resistance to fall armyworm
Breakdown of seamounts at the trench axis, viewed from gravity anomaly
Kooken; pennsylvania's toughest cave
Recovery of new dinosaur and other fossils from the Early Cretaceous Arundel Clay facies (Potomac Group) of central Maryland, U.S.A
Zubor horny (Bison bonasus) v prirodnych podmienkach Slovensku
The extended Widal test in the diagnosis of fevers due to Salmonella infection
Hair of the american mastodon indicates an adaptation to a semi aquatic habitat

List of PDF Full Texts available from EurekaMag Chapter 21464

Chapter 21464 contains a list of PDF Full Texts available from EurekaMag.




Observations on the avifauna of Ikaria Island, east Aegean, Greece
, Rapports et Proces-Verbaux des Reunions Commission Internationale pour l'Exploration Scientifique de la Mer Mediterranee Monaco, 302: 102 (1986)

Observations on the avifauna of the Azraq wetland, Jordan, June 1995
, Sandgrouse 182: 52-57 (1996)

Observations on the avoidance of culverts by platypus
, Tasmanian Naturalist 120: 48-50 (1998)

Observations on the baiji (Lipotes vexillifer) and the finless porpoise (Neophocaena asiaeorientalis) in the Changjiang (Ynagtze) River between Nanjing and Taiyangzhou, with remarks on some physiological adaptations of the baiji to its environment
, Investigations on Cetacea 10: 109-120 (1979)

Observations on the banded krait, Bungarus fasciatus
, Journal of the Bombay Natural History Society, 821: 219 (1985)

Observations on the bathymetric distribution of Hilsa larvae in middle stretch of River Ganga near Allahabad
, Journal of the Bombay Natural History Society 802: 427-430 (1984)

Observations on the bathymetric distribution of benthos in Gobindsagar Reservoir, Himachal Pradesh
, Journal of the Inland Fisheries Society of Indi 21(1): 37-46 (1991)

Observations on the bats of the 'Nietoperek' faunistic reserve
, Chronmy Przyrode Ojczysta 413: 59-63 (1985)

Observations on the beach after the havoc of the storm of November '77.
, Gloria Maris 172: 47-49 (1978)

Observations on the bee pollinators of the alfalfa in the area of the 'Obraztsov Chiflik' Agricultural Institute - Rousse
, Nauchni Trudove Vissh Selskostopanski Institut 'Vasil Kolarov': 264: 225-229 (1981)

Observations on the behavior after release and the habitat of coon stripe shrimp, Pandalus hypsinotus Brandt, using the submersible Shinkai 2000 in Toyama Bay
, JAMSTEC Journal of Deep Sea Research 1(2): 95-99 (1996)

Observations on the behavior and biology of leaf-mimicking katydids (Orthoptera: Tettigoniidae: Pseudophyllinae: Pterochrozini)
, Journal of Orthoptera Research 4: 93-97 (1995)

Observations on the behavior and ecology of Tanner crab, Chionoecetes opilio, around the Tanner crab sanctuary in the Wakasa Bay using the deep-sea research submersible 'SHINKAI 2000'
, Report of Japan Marine Science and Technology Center, 277-282 (1991)

Observations on the behavior and ecology of the Japanese lobster, Metanephrops japonicus, in Sagami Bay
, Report of Japan: 121-126 (1987)

Observations on the behavior and population dynamics of some Brazilian Atlantic forest rodents
, Mammali 55(4): 555-565 (1992)

Observations on the behavior and symbiotic relationship of the pearlfish Encheliophis vermicularis (Osteichthys: Carapidae)
, Kalikasan: 92-3: 309-312 (1980)

Observations on the behavior and ventilation cycles of the vaquita, Phocoena sinus
, Marine Mammal Science 41: 62-67 (1988)

Observations on the behavior of Atolla (Scyphozoa: Coronatae) and Nanomia (Hydrozoa: Physonectae): use of the hypertrophied tentacle in prey capture
, Plankton Biology and Ecology ust; 45(2): 239-242 (1998)

Observations on the behavior of Eschrichthius gibbosus Erxl., 1777 on the shelf of Northeastern Sakhalin
, Ekologiya (Moscow). Mart-Aprel'; 2: 121-126 (1998)

Observations on the behavior of Oedaleus inferalis Sauss
, Entomological Knowledge 276: 332-336 (1990)

Observations on the behavior of Symphysodon aequifasciatus aequifasciatus
, Freshwater and Marine Aquarium 151: 12-14, 16 (1992)

Observations on the behavior of a gobiid fish (Tridentiger brevispinis) by means of individual marking
, Science Reports of the Hirosaki University 351: 22-30 (1988)

Observations on the behavior of a social wasp, Vespula germanica hunt for mayflies at the Amur
, Bulletin of the Japan Sea Research Institute Kanazawa University 23: 105-106 (1991)

Observations on the behavior of a subsocial eumenid wasp, Paraleptomenus sp
, Insectarium 2512: 392-399 (1988)

Observations on the behavior of captive sitatunga (Tragelaphus spekei)
, Zoo Biology 11: 59-63 (1982)

Observations on the behavior of cytogenetics and pollen development of Alocasia odora (Lindl.) K. Koch
, Wuhan Zhiwuxue Yanjiu 26(1): 12-20 (2008)

Observations on the behavior of some Costa Rican Olividae
, Festivus 27(7): 86-87 (1995)

Observations on the behavior of the Malaysian prawn, Macrobrachium rosenbergii (de Man), to artificial habitats
, Marine Behaviour and Physiology 62: 131-146 (1979)

Observations on the behavior of the house finch in Indiana
, Indiana Audubon Quarterly 692: 121-127 (1991)

Observations on the behavior of wintering bald eagles
, Raptor Research 134: 112-115 (1979)

Observations on the behavior, vocalizations and distribution of the glossy-backed becard (Pachyramphus surinamus), a poorly-known canopy inhabitant of Amazonian rainforests
, Ararajuba. junho; 61: 37-41 (1998)

Observations on the behavioral responses of bowhead whales (Balaena mysticetus) to active geophysical vessels in the Alaskan Beaufort Sea
, Arctic 413: 183-194 (1988)

Observations on the behaviour and call of Hartlaub's bustard Eupodotis hartlaubii
, Scopus 12(3-4): 98-99 (1989)

Observations on the behaviour and distribution of Virgularia mirabilis O.F. Muller (Coelenterata: Pennatulacea) in Holyhead Harbour, Anglesey
, Unknown (1977)

Observations on the behaviour and ecology of the common wombat Vombatus ursinus in northeast Tasmania
, Australian Mammalogy 16(1): 1-7 (1993)

Observations on the behaviour and ecology of the striped hyaena, Hyaena hyaena, in Israel
, Israel Journal of Zoology 274: 189-198 (1978)

Observations on the behaviour and feeding of Bombylius uniformis Paramonov and B. flammeus Bowden (Dipt., Bombyliidae) in Kenya
, Entomologist's Monthly Magazine 114: 107-111 (1979)

Observations on the behaviour and taxonomy of the Australian tailless whipscorpion Charinus pescotti Dunn (Amblypygi: Charontidae)
, Proceedings of the Linnean Society of New South Wales 1084: 217-224 (1986)

Observations on the behaviour and the underwater sounds of the plumbeous dolphin (Sousa plumbea G. Cuvier, 1829) in the Indus Delta region
, Investigations on Cetacea 8: 259-286 (1978)

Observations on the behaviour and vocalizations of the Okinawa Rail Rallus okinawae
, Journal of the College of Dairying (Ebetsu): 102: 437-449 (1984)

Observations on the behaviour of Antechinus minimus maritimus (Marsupialia: Dasyuridae)
, Victorian Naturalist (Blackburn) 111(4): 135-138 (1994)

Observations on the behaviour of Chinese water deer (Hydropotes inermis Swinhoe 1870)
, Deer 76: 300-301 (1988)

Observations on the behaviour of Lipotes in captivity
, Acta Hydrobiologica Sinica 91: 51-58 (1985)

Observations on the behaviour of Philanthus triangulum (Fabricius) (Hymenoptera, Sphecidae).
, Entomologische Berichten (Amsterdam): 387: 97-102 (1978)

Observations on the behaviour of Schistosoma mansoni miracidia
, Dissertation Abstracts International B Sciences and Engineering 3810: 4682-4683 (1978)

Observations on the behaviour of Sepsis fulgens Meig. (Dipt., Sepsidae)
, Entomologist's Monthly Magazine 116: 16 (1980)

Observations on the behaviour of a chacma baboon (Papio ursinus) in relation to the menstrual cycle
, South African Journal of Science 79(1): 9-10 (1983)

Observations on the behaviour of a pod of killer whales Orcinus orca L. that visited Cork Harbour in 2001
, The Irish Naturalists' Journal 27(5): 187-191 (2003)

Observations on the behaviour of a saithe (Pollachius virens (L.)) school on a temperate reef
, Progress in Underwater Science 9: 87-98 (1984)

Observations on the behaviour of a sea snail, Neptunea arthritica, towards a trap
, Bulletin of the Hokkaido National Fisheries Research Institute 46: 97-111 (1981)

Observations on the behaviour of captive Phelsuma guentheri during the breeding season at the Jersey Wildlife Preservation Trust
, Dodo 16: 75-83 (1979)

Observations on the behaviour of currawongs
, Australian Bird Watcher, 111: 29 (1985)

Observations on the behaviour of foxes Vulpes vulpes (L., 1758) in the dunes near Bloemendaal during the winter of 1985/1986
, Lutra 292: 282-293 (1986)

Observations on the behaviour of immatures and adults of some Malaysian sarcosaprophagous flies
, Tropical Biomedicine. Dec; 112: 149-153 (1994)

Observations on the behaviour of male Bombus sonorus (Hymenoptera: Apidae)
, Journal of the Kansas Entomological Society 604: 541-548 (1987)

Observations on the behaviour of male stenogastrine wasps (Hymenoptera, Vespidae, Stenogastrinae)
, Actes des Colloques Insectes Sociaux 5: 181-187 (1989)

Observations on the behaviour of second instars of the cave spider Meta menardi (Latreille, 1804)
, British Arachnological Society Newsletter 8(1): 4-5 (1998 )

Observations on the behaviour of swarming flies in a suburban garden
, Dipterists Digest, 1: 44 (1988)

Observations on the behaviour of the crab plover
, Ornithological Society of the Middle East Bulletin 20: 5-7 (1988)

Observations on the behaviour of the monk seal, Monachus monachus, in the N. Sporades, Greece
, Biologia Gallo-Hellenica 12: 249 (1987)

Observations on the behaviour of the scarlet ibis, Eudocimus ruber, in Artis Zoo, Amsterdam
, Contributions to Zoology 552: 219-232 (1985)

Observations on the behaviour of the white-crowned black wheatear in eastern Arabia
, Sandgrouse 10: 1-25 (1988)

Observations on the behaviour of white-capped noddies nesting on Heron Island
, Wildlife in Australia 152: 40-42 (1978)

Observations on the behaviour of young plaice on sandy beaches
, Progress in Underwater Science 11: 27-32 (1986)

Observations on the behaviour, phenology and habitat preferences of mydas flies in the central Namib Desert
, Annals of the Transvaal Museum 339: 145-151 (1982)

Observations on the behaviour, sense of vision and sonar field of some cetaceans in captivity
, Investigations on Cetacea 13: 167-176 (1982)

Observations on the behavioural development of young rosellas
, Sunbird 102: 25-35 (1979)

Observations on the benthic fauna of the River Blackwater Estuary, spring, 1979
, Porcupine Newsletter 21: 16-24 (1981)

Observations on the bharal and the goral in the high Himalayas
, Zoologiana 4: 51-56 (1982)

Observations on the bids and mammals of Ile aux Cochons, Crozet Islands, in February 1982
, South African Journal of Antarctic Research 14: 11-17 (1984)

Observations on the big fruit-eating bat, Artibeus lituratus, in an urban reserve of south-east Brazil
, Mammalia 58(4): 665-670 (1995)

Observations on the biochemical changes in some organs of Portunus pelagicus (L.) in relation to maturation
, Journal of the Egyptian-German Society of Zoology, A 7: 441-452 (1992)

Observations on the biogeography of bats in China.
, Wszechswiat, 903: 70 (1989)

Observations on the biological characteristics of Melanotus caudex Lewis
, Entomological Knowledge 232: 6-62 (1986)

Observations on the biological characters of Toxoplasma gondii grown on cell cultures
, Chinese Journal of Veterinary Science and Technology 4: 23-25 (1986)

Observations on the biologies and distribution of certain Pacific northwest shore flies (Diptera: Ephydridae)
, Dissertation Abstracts International B Sciences and Engineering, 432: 338 (1982)

Observations on the biology and behaviour of the Mediterranean monk seal
, Aquatic Mammals 111: 23-26 (1985)

Observations on the biology and development of Androlaelaps (A.) kilfli Metwally and Ibrahim (Acarina/Laelapidae) a predator on nematodes
, Zoological Society of Egypt Bulletin 34: 135-140 (1986)

Observations on the biology and diseases of Lobesia botrana Den. and Schiff. (Lepidoptera, Tortricidae) in central-north Italy
, Acta Phytopathologica Academiae Scientiarum Hungaricae 16(3-4): 405-431 (1981)

Observations on the biology and fishery of Oreochromis mossambicus (Trewavas, 1983) (Pisces: Cichlidae) in the Lower Tana River (Kenya)
, East African Agricultural and Forestry Journa 54(1): 19-31 (1990)

Observations on the biology and fishery of black pomfret Parastromateus niger (Bloch) from the Bay of Bengal
, Acta Ichthyologica et Piscatoria. "1984; 131: 63-74 (1983)

Observations on the biology and harmfulness of boxwood psyllid (Psylla buxi L.) (Homoptera, Psyllidae)
, Aphids and Other Homopterous Insects 6: 139-141 (1998)

Observations on the biology and host plants of the Australian longicorn beetle, Thyada barbicornis (Pascoe) (Coleoptera: Cerambycidae: Lamiinae)
, Giornale Italiano di Entomologia 30: 309-312 (1993)

Observations on the biology and host plants of the Australian tortoise beetle, Cassida compuncta (Boheman), with a description of the larva, pupa and adult (Insecta: Coleoptera: Chrysomelidae)
, Mauritiana 16(2): 333-339 (1997)

Observations on the biology and life history of the net winged midge Dioptopsis sequoiarum (Alexander) (Diptera Blephariceridae)
, Pan-Pacific Entomologist 582: 117-123 (1981)

Observations on the biology and mass occurrence of Ophrydium versatile (Muller) (Ciliophora: Peritrichida) and associated algae in Lough Ree, Ireland
, Irish Naturalists' Journal 202: 55-60 (1980)

Observations on the biology and parasites of Trifurcula cryptella (Stainton) and Coleophora discordella Zeller (Lepidoptera)
, Entomologist's Gazette 32(3): 169-172 (1981)

Observations on the biology and rearing of the tadpole shrimp Triops longicaudatus (LeConte) (Notostraca: Triopsidae)
, Wasmann Journal of Biology 36(1-2): 116-126 (1978)

Observations on the biology of Adoxophyes orana (Fischer von Roslerstamm)
, Entomological Knowledge 283: 149-150 (1991)

Observations on the biology of Agalychnis spurrelli from the Caribbean lowlands of Costa Rica
, Herptile 22(2): 61-71 (1997)

Observations on the biology of Alopecosa fabrilis (Clerck)
, Acta Arachnologica Sinica 11(1): 37-39 (2002)

Observations on the biology of Anyphaena mogan (Araneida: Anyphaenidae) in China
, Chinese Journal of Zoology 27(5): 1-4 (1992)

Observations on the biology of Arhopala wildei Miskin (Lepidoptera: Lycaenidae) and its host ant Polyrhachis queenslandica Emery (Hymenoptera: Formicidae)
, Australian Entomologist 5 June; 251: 1-6 (1988)

Observations on the biology of Carcharhinus cautus (Whitley), C. melanopterus (Quoy & Gaimard) and C. fitzroyensis (Whitley) from northern Australia
, Australian Journal of Marine and Freshwater Research 386: 701-710 (1987)

Observations on the biology of Channa marulius (Hamilton) based on the recovery of tagged specimens
, Journal of the Inland Fisheries Society of India 9: 216-217 (1978)

Observations on the biology of Chrysolina marginata (L.) (Coleoptera: Chrysomelidae)
, Entomologist's Gazette 29(4): 237-243 (1978)

Observations on the biology of Cichlasoma trimaculatum (Gunther, 1868) (Pisces: Cichlidae) in the Chiquimulilla, Chanel, Guatemala
, Acta Biologica Venezuelica 13(3-4): 41-51 (1992)

Observations on the biology of Diaspidiotus ancylus (Putnam) on Robinia pseudoacacia
, Simiente 602: 106-108 (1990)

Observations on the biology of Donax trunculus and D. vittatus at Ile d'Oleron (French Atlantic coast)
, Marine Biology (Berlin): 574: 287-300 (1980)

Observations on the biology of Eooxylides tharis (Lepidoptera: Lycaenidae)
, Nachrichten des Entomologischen Vereins Apollo. Januar; 144: 325-337 (1994)

Observations on the biology of Gymnammodytes cicerellus (Raf. 1810) from the Ligurian Sea (north-western Mediterranean)
, Rapports et Proces-Verbaux des Reunions Commission Internationale pour l'Exploration Scientifique de la Mer Mediterranee Monaco 352: 386-387 (1998)

Observations on the biology of Hemicordulia tau (Odonata: Corduliidae) from Lake Eucumbene, N.S.W
, Australian Society for Limnology Inc. Newsletter, 171: 40 (1979)

Observations on the biology of Hemirhamphus gaimardi (Cuvier and Valenciennes) of Pulicat Lake
, Journal of the Marine Biological Association of Indi 221(2): 89-109 (1986)

Observations on the biology of Hipposideros lankadiva Kelaart, 1850 (Chiroptera, Rhinolophidae)
, Journal of the Bombay Natural History Society 783: 436-442 (1981)

Observations on the biology of Hyalella azteca (Amphipoda) in a closed system. A study of a model ecosystem in microgravity
, Crustaceana (Leiden): 613: 233-240 (1991)

Observations on the biology of Nemipterus japonicus (Bloch) from Veraval
, Indian Journal of Fisheries. October-December; 494: 433-440 (2002)

Observations on the biology of Oncylocotis tasmanicus (Westwood) with descriptions of the immature stages (Hemiptera, Enicocephalidae)
, Journal of Natural History 154: 703-715 (1981)

Observations on the biology of Ophioblennius atlanticus atlanticus (Valenciennes in Cuv. & Val., 1836), (Pisces: Blenniidae) from the Azores
, Arquivos do Museu Bocage Serie B Notas 15: 41-48 (1981)

Observations on the biology of Oxyopes ratnae Tikadar (Arachnida: Oxyopidae) occurring on cotton
, Journal of Biological Control 8(2): 94-97 (1994)

Observations on the biology of Papilio machaon L. (Lepidiptera, Papilionidae) on the Apsheron Peninsula
, Vestnik Zoologii, 3: 85 (1985)

Observations on the biology of Parapenaeus longirostris (Lucas, 1846) from the south coast of Portugal
, Investigacion Pesquera (Barcelona): 51(Suppl 1: 201-212 (1987)

Observations on the biology of Phytobius comari (Herbst) (Col., Curculionidae)
, Entomologist's Monthly Magazine 121: 111-118 (1985)

Observations on the biology of Scinax flavoguttatus (Lutz et Lutz) and description of its tadpoles (Amphibia: Anura: Hylidae)
, Revue Francaise d'Aquariologie Herpetologie 24(1-2): 59-64 (1997)

Observations on the biology of Thryssa mystax off Tuticorin coast, Gulf of Mannar, east coast of India
, Journal of the Marine Biological Association of India 33(1-2): 49-54 (1991)

Observations on the biology of Ypthima inica Hewitson, the lesser three ring (Lepidoptera : Papilionoidea : Satyridae)
, Journal of Entomological Research (New Delhi) 31(4): 355-357 (2007)

Observations on the biology of an exploited species of shrimp, Penaeus semisulcatus de Haan in Kuwait
, Kuwait Bulletin of Marine Science 2: 33-52 (1981)

Observations on the biology of catfish (Auchenoglanis) in the man-made Tiga Lake in Kano State
, Nigerian Field 50(3-4): 75-78 (1985)

Observations on the biology of cave planarians of the United States
, International Journal of Speleology 12(1-4): 9-26 (1982)

Observations on the biology of migrating Euploea butterflies in north west Borneo
, Raffles Bulletin of Zoology 40(2): 221-228 (1992)

Observations on the biology of planktonic life
, Marine Recording 2: 13-19 (1987)

Observations on the biology of sand seatrout (Cynoscion arenarius) in Galveston and Trinity Bays, Texas
, Contributions in Marine Science 22: 163-172 (1979)

Observations on the biology of some scarabaeid beetles in Zimbabwe
, Transactions of the Zimbabwe Scientific Association 67: 24-30 (1993)

Observations on the biology of some sciaenid fishes from Mandapam region
, Indian Journal of Fisheries 41(2): 80-86 (1994)

Observations on the biology of tendu leaf gall forming insect Trioza obsoleta Bickton (Homoptera: Psyllidae) and a control strategy
, Journal of Tropical Forestry. Oct-Dec; 54: 304-311 (1989)

Observations on the biology of the African Emerald snake Gastropyxis smaragdina (Schlegel, 1837), in southern Nigeria (Serpentes: Colubridae)
, Herpetozoa 13(1-2): 3-14 (2000)

Observations on the biology of the Mauritius cuckoo-shrike Coracina typica
, Ostrich 67(1): 15-22 (1996)

Observations on the biology of the Nile perch Lates niloticus L. in the River Nile at Sohag area, Egypt
, Alexandria Journal of Agricultural Research 321: 87-101 (1987)

Observations on the biology of the banana bat, Pipistrellus nanus
, Proceedings International Bat Research Conference 4: 275-282 (1978)

Observations on the biology of the bleating tree frog Litoria dentata (Anura: Hylidae), made on a single population in Sydney, New South Wales
, Australian Zoologist 30(4): 383-386 (1998)

Observations on the biology of the burrowing mud shrimps Callianassa tyrrhena and C. candida (Decapoda: Thalassinidea)
, Journal of Natural History 32(10-11): 1535-1548 (1998)

Observations on the biology of the common torpedo (Torpedo torpedo, Linnaeus, 1758) and marbled electric ray (Torpedo marmorata, Risso, 1810) from Egyptian Mediterranean waters
, Australian Journal of Marine and Freshwater Research 454: 693-704 (1994)

Observations on the biology of the diamondback moth, Plutella xylostella (L.) at Giza, Egypt
, Bulletin of the Entomological Society of Egypt (A.R.E.): 72: 163-171 (1994)

Observations on the biology of the dwarf galaxiid, Galaxiella pusilla (Mack) (Pisces: Galaxiidae)
, Victorian Naturalist (Blackburn): 954: 128-132 (1978)

Observations on the biology of the giant kokopu, Galaxias argenteus (Gmelin 1789)
, Mauri Ora 7: 53-61 (1979)

Observations on the biology of the lithodid crab Paralomis spinosissima from the Southern Ocean near South Georgia
, Alaska Sea Grant Report 96-02: 627-647 (1996)

Observations on the biology of the oak twig pruner, Elaphidionoides parallelus (Coleoptera: Cerambycidae) in Michigan
, Great Lakes Entomologist 111: 1-10 (1978)

Observations on the biology of the orange-breasted falcon Falco deiroleucus
, Birds of Prey Bulletin 3: 119-124 (1986)

Observations on the biology of the perch, Perca fluviatilis, in the River Stour, Dorset
, Freshwater Biology 83: 229-239 (1978)

Observations on the biology of the pigmy hog (with a footnote on the hispid hare). Pigmy hog survey, 1977 - part 2
, Journal of the Bombay Natural History Societ 76(1): 115-142 (1980)

Observations on the biology of the powerful owl Ninox strenua in southern Victoria
, Australian Bird Watcher 16(7): 267-295 (1996)

Observations on the biology of the praying mantis Creobater urbana Fabr. (Orthoptera: Mantidae)
, Journal of the Bombay Natural History Societ 86(3): 329-332 (1990)

Observations on the biology of the punctate worm-skink Anomalopus (Vermiseps) swansoni Greer and Cogger, 1985 (Sauria: Scincidae)
, Herpetofauna (Sydney) 25(2): 45-49 (1995)

Observations on the biology of the redlip blenny, Ophioblennius atlanticus (Pisces: Blenniidae) on the Colombian coast of the Caribbean
, Anales del Instituto de Investigaciones Marinas de Punta de Betin 12: 105-115 (1983)

Observations on the biology of the white-faced heron Ardea novaehollandiae
, Corella 153: 79-86 (1991)

Observations on the biology of three hyperparasites of Parasaissetia nigra (Nietn) (Hymenoptera: Chalcidoidea)
, Malaysian Journal of Science 5: 85-92 (1978)

Observations on the biology of two butterfly species (Lepidoptera) in forests of the Mamaku Plateau, North Island, New Zealand
, Mauri Ora 11: 51-55 (1984)

Observations on the biology of two leaf-beetle of viviparity
, Entomological Knowledge 265: 297-298 (1989)

Observations on the biology of two species of fruit flies (Diptera: Tephritidae), and their competition with a moth larva
, Israel Journal of Entomology 18: 95-97 (1984)

Observations on the biology, age, growth, maturity and sexuality of Nile perch, Lates niloticus (Linne), and the growth of its fishery in the northern waters of Lake Victoria
, FAO Fisheries Reports 335: 42-61 (1985)

Observations on the bionomic of Mylabris gnatuordecimpunctata Pall. and its catching egg of Pararcyptera microptera microptera (F.-W.)
, Entomological Knowledge 31(5): 293-294 (1994)

Observations on the bionomics and epidemiological significance of Anopheles (Cellia) pallidus Theobald, 1901 (Diptera: Culicidae) in Bastar district, Madhya Pradesh
, Entomon 114: 319-327 (1986)

Observations on the bionomics and hibernation of Sesamia inferns (Walker) in northern part of Hainan Island
, Entomological Knowledge 225: 199-201 (1985)

Observations on the bionomics of Acanthocoris scaber (Linnaeus)
, Entomological Knowledge, 273: 147 (1990)

Observations on the bionomics of Aedes albopictus (Skuse) (Diptera: Culicidae) in Calcutta area, West Bengal
, Uttar Pradesh Journal of Zoology 91: 99-106 (1989)

Observations on the bionomics of Anastatus sp. - an egg parasite of Dendrolimus punctatus Walker
, Entomological Knowledge 255: 289-298 (1988)

Observations on the bionomics of Aphelinus rhopalosiphiphagus Yang et Chen
, Entomological Knowledge y; 34(4): 232-235 (1997)

Observations on the bionomics of Catharsius molossus L
, Entomological Knowledge 32(4): 214-215 (1995)

Observations on the bionomics of Chaetocnema ingenua Baly
, Entomological Knowledge 265: 275-276 (1989)

Observations on the bionomics of Dichocrocis diminutiva (Warren)
, Entomological Knowledge 192: 22-23 (1982)

Observations on the bionomics of Dromaeolus barnabita Villa (Col., Eucnemidae) in Sweden
, Entomologisk Tidskrift 106(2-3): 113-114 (1985)

Observations on the bionomics of Euproctis latifascia Walker
, Entomological Knowledge 223: 107-109 (1985)

Observations on the bionomics of Fulmekiola serrata (Kobus) on sugarcane (Saccharum officinarum L.)
, Annals of Entomology (Dehra Dun). July-December; 72: 18-23 (1989)

Observations on the bionomics of Megacopta cribaria and its control
, Entomological Knowledge 295: 272-274 (1992)

Observations on the bionomics of Pryeria sinica Moore
, Entomological Knowledge 35(1): 29-30 (1998)

Observations on the bionomics of Theretra silhetensis Walker
, Entomological Knowledge 201: 19-21 (1983)

Observations on the bionomics of Trichogramma euproctidis (Girault)
, Acta Entomologica Sinica 211: 103-107 (1978)

Observations on the bionomics of mosquito fauna at Burg El-Arab Distrect , west of Alexandria, Egypt, with special reference to their seasonal prevalence
, Journal of the Egyptian-German Society of Zoology, D 9: 323-356 (1992)

Observations on the bionomics of the electric cable pest Xylosocus capucinus Fabricius
, Entomological Knowledge 252: 102-104 (1988)

Observations on the bionomics of the haplometrosis of Vespa bicolor
, Entomological Knowledge ; 41(3): 263-264 (2004)

Observations on the bird-dropping spider
, Queensland Naturalist 28(5-6): 28-31 (1988)

Observations on the birds of Antigua
, American Birds 326: 1095-1105 (1978)

Observations on the birds of Chotiari Wetland Complex, district Sanghar, Sindh
, Proceedings of Pakistan Congress of Zoology 19: 57-66 (1999)

Observations on the birds of Cosmoledo Atoll, Seychelles
, Bulletin of the British Ornithologists' Club 120(1): 46-57 (2000)

Observations on the birds of Hei Shi Ding Nature Reserve, Feng Kai County, Guangdong, P.R.C
, Hong Kong Bird Report 1986: 101-103 (1987)

Observations on the birds of Nan Kun Shan Nature Reserve, Guangdong Province, China
, Hong Kong Bird Report 1984-1985: 79-96 (1987)

Observations on the birds of North Yemen in 1979
, Sandgrouse 4: 37-59 (1982)

Observations on the birds of Tuli Block, Botswana
, Bokmakierie 342: 32-36 (1982)

Observations on the birds of the 'Karandila' locality from the period October 1984 - September 1985.
, Ornitologicheski Informatsionen Byuletin, 19-20: 122-125 (1986)

Observations on the birth and development of a captive-born killer whale Orcinus orca
, International Zoo Yearbook 27: 295-304 (1988)

Observations on the birth of a Matschie's tree-kangaroo (Dendrolagus matschiei) in captivity
, Australian Mammalogy 1(5): 113-114 (1992)

Observations on the birth of a caecilian (Amphibia: Gymnophiona)
, Herpetological Natural History 3(2): 199-202 (1995)

Observations on the biting behaviour of two horseflies (Haematopota pluvialis (L.) and Atylotus fulvus (Mg.))
, Larger Brachycera Recording Scheme Newsletter. Summer; 11: 4 (1994)

Observations on the black-necked stork (Ephippiorhynchus asiaticus) in the Ruhuna National Park, Sri Lanka
, Tigerpaper (Bangkok). October-December; 244: 7-11 (1997)

Observations on the blood cells of Bufo viridis (Laurenti), Bufo regularis (Reuses) and Rana mascareniensis (Dumerila and Bibron) (anuran Amphibia)
, Journal of the College of Science King Saud University 171: 67-85 (1986)

Observations on the blood feeding behavior in Anopheles freeborni and Culex tarsalis in California's Central Valley
, Proceedings and Papers of the Annual Conference of the California Mosquito and Vector Control Association Inc 60: 82-84 (1992)

Observations on the blood parameters of two air breathing mudskippers of south India
, Journal of Current Biosciences 21: 19-22 (1985)

Observations on the blood vessels of the central nervous system of teleosts and birds
, Progress in Zoology 30: 619-621 (1985)

Observations on the blood-testis barrier in a frog and a salamander
, Cell and Tissue Research 232(1): 189-200 (1983)

Observations on the blood-vascular system of Rana palmipes
, Copeia 3: 554-555 (1979)

Observations on the bloom of Euglena limnophylla Lemmermann
, Journal of the Mysore University Section B Science 1984- ? ; (30): 26-28 (1985)

Observations on the blotch leafminer, Agromyza frontella (Rondani) (Diptera: Agromyzidae) in Massachusetts alfalfa
, Journal of the New York Entomological Society, 854: 164 (1978)

Observations on the blue-bellied black snake, Pseudechis guttatus (De Vis, 1905) (Serpentes: Elapidae)
, Sydney Basin Naturalist 1: 39-49 (1992)

Observations on the blue-spotted slow-worm Anguis fragilis
, Flora og Fauna 88(3-4): 85-86 (1982)

Observations on the body temperature and temperature associated behaviour of three New Zealand dragonflies (Odonata)
, Mauri Ora 9: 15-23 (1981)

Observations on the boinomics of Cassida (s. str) piperata Hope
, Entomological Knowledge 283: 164-165 (1991)

Observations on the bottom fauna of the Ganga River (between Buxar and Ballia) with special reference to its role in the seasonal abundance of freshwater prawn Macrobrachium birmanicum choprai (Tiwari)
, Acta Hydrochimica et Hydrobiologica 172: 159-166 (1989)

Observations on the brain proteins and free amino acids of the house sparrow, Passer domesticus
, Journal of Current Biosciences 32: 41-43 (1986)

Observations on the breeding and development in some batoid fishes
, Indian Journal of Fisheries 453: 271-283 (1998)

Observations on the breeding and development of some sharks
, Journal of the Marine Biological Association of India 30(1-2): 121-131 (1988)

Observations on the breeding and hand-rearing of the Empress of Germany's bird of paradise, Paradisaea raggiana augustaevictoriae
, Zoologische Garten 67(1-2): 71-80 (1997)

Observations on the breeding and hunting behaviour of little owls near an east Hampshire village
, Hampshire Bird Report il; : 75-78 (1994)

Observations on the breeding behavior of philautus regius nunamendra-alrachchi and pethiyagoda, 2005 (Amphibia : Ranidae : Rhacophorinae) in nilgala, monaragala district in Sri Lanka
, Russian Journal of Herpetology 14(2): 133-136 (2007)

Observations on the breeding behavior of the black-tailed gull, Larus crassirostris, in Kabu-shima, Hachinohe, Japan
, Journal of Aomori-Ken Biological Society 21: 26-29 (1983)

Observations on the breeding behaviour and association of hen harrier and merlin on a north Wales heather moor
, Nature in Wales 173: 131-138 (1981)

Observations on the breeding behaviour of Sula scrubfowl Megapodius bernsteinii in the Banggai Islands, Sulawesi, Indonesia
, Forktail 1(3): 13-16 (1998)

Observations on the breeding behaviour of the Madras pond tortoise (Melanochelys trijuga)
, Zoos' Print 8(6): 6-7 (1993)

Observations on the breeding behaviour of the stone curlew (Burhinus oedicnemus)
, Veldornitologisch Tijdschrift 22: 62-72 (1979)

Observations on the breeding biology and behaviour of the long-necked tortoise, Chelodina oblonga
, Journal of the Royal Society of Western Australia 641: 27-32 (1981)

Observations on the breeding biology and ethology of captured breeding ravens (Corvus corax)
, Unknown (1977)

Observations on the breeding biology and population of Socotra Cisticola Cisticola haesitatus
, Sandgrouse 242: 117-121 (2002)

Observations on the breeding biology of Indian tropical pond turtle, Lissemys punctata granosa (Schoepff)
, INDIAN JOURNAL OF ZOOTOMY 23(1): 51-56 (1982)

Observations on the breeding biology of a New Guinea microhylid frog, Oreophryne species
, Science in New Guinea 18(1): 3-7 (1992)

Observations on the breeding biology of choughs Pyrrhocorax pyrrhocorax and alpine choughs P. graculus in the Alps
, Avocetta. Giugno; 231: 106 (1999)

Observations on the breeding biology of emerald toucanets in Costa Rica
, Wilson Bulletin 984: 585-588 (1986)

Observations on the breeding biology of the Philippine megapode (Megapodius cumingii) in north Sulawesi, Indonesia
, Tropical Biodiversity, 61-2: 87-97 (1999)

Observations on the breeding biology of the Western Ghats squirrel, Funambulus tristriatus Waterhouse
, Mammali 48(4): 573-584 (1985)

Observations on the breeding biology of the boobies (Sulidae) at Clipperton Island, eastern Pacific
, Naturaliste Canadien (Quebec): 1074: 259-267 (1980)

Observations on the breeding biology of the writhed-billed hornbill (Aceros waldeni) in the Philippines
, Journal fuer Ornithologie. Oktober; 1394: 475-483 (1998)

Observations on the breeding ecology of Hodgson's redstart (Phoenicurus hodgsoni)
, Chinese Journal of Zoology 31(3): 21-23 (1996)

Observations on the breeding frequency of Branchiura sowerbyi Beddard and Limnodrilus hoffmeisteri Clararede (Annelida: Oligochaeta: Tubificidae)
, Comparative Physiology and Ecology 94: 302-305 (1984)

Observations on the breeding habitat of Sympetrum flaveolum flaveolum and S. risi yosico in Hokkaido, with the description of their larval exuviae
, Tombo (Tokyo): 231-4: 29-33 (1981)

Observations on the breeding immigration of wood frogs Rana sylvatica reintroduced in east-central Missouri
, American Midland Naturalist 1252: 269-274 (1991)

Observations on the breeding of American green treefrog Hyla cinerea (Schneider 1799).
, Nordisk Herpetologisk Forening. November/December; 356: 82-85 (1992)

Observations on the breeding of Betta sp 'Pampang'
, Labyrinth 10(1): 1-3 (1998)

Observations on the breeding of a marsupial frog, Gastrotheca marsupiata
, British Herpetological Society Bulletin: 22-24 (14) (1985)

Observations on the breeding of figbirds and common koels
, Corella 84: 89-92 (1984)

Observations on the breeding of hooded plover
, Tasmanian Bird Report 2(2): 14 (1993)

Observations on the breeding of major carps in Gobindsagar reservior , Himachal Pradesh
, Journal of the Inland Fisheries Society of India 22(1-2): 96-97 (1990)

Observations on the breeding of pale chanting goshawks
, Birding in Southern Africa 44(3): 80-83 (1992)

Observations on the breeding of rock kestrels in Windhoeck, Namibia
, Gabar: 52: 35-40 (1990)

Observations on the breeding of the New Zealand fairy tern
, Tane 35: 161-173 (1995)

Observations on the breeding of the Palawan blue-flycatcher Cyornis lemprieri
, Forktail 9: 148-150 (1993)

Observations on the breeding of the Palila Psittirostra bailleui of Hawaii
, Ibis 1224: 462-475 (1980)

Observations on the breeding of the barn swallow, Hirundo rustica, in north Thailand
, Natural History Bulletin of the Siam Society. Winter; 402: 197-199 (1992)

Observations on the breeding of the blue pitta (Pitta cyanea) in Thailand
, Natural History Bulletin of the Siam Society 311: 93-98 (1983)

Observations on the breeding of the oblong turtle (Chelodina oblonga)
, Western Australian Naturalist 16(2-3): 40 (1985)

Observations on the breeding of the puff-throated bulbul Alophoixus pallidus in north-east Thailand
, Forktail 2: 101-102 (2004)

Observations on the breeding of the wrinkled hornbill at Chester Zoo
, Avicultural Magazine 1021: 8-11 (1996)

Observations on the breeding of turquoise - browed motmots in Yucatan
, Condor, 821: 109 (1980)

Observations on the breeding of white-browed woodswallows
, Corella 71: 1-6 (1983)

Observations on the breeding plumage and prenuptial moult of dunlins, Calidris alpina, captured in Britain
, Gerfaut 693: 286-303 (1979)

Observations on the breeding season of the worm pipefish Nerophis lumbriciformes (Jenyns)
, Irish Naturalists' Journal, 219: 422 (1985)

Observations on the breeding, diet and behaviour of the red-faced parrot Hapalopsittaca pyrrhops in southern Ecuador
, Bulletin of the British Ornithologists' Club 117(4): 257-263 (1997)

Observations on the brood patch of the common sandpiper
, Tay Ringing Group Report, 1978-1979: 13-14 (1980)

Observations on the burrows and burrowing behaviour of Squilla mantis (L.) (Crustacea: Stomatopoda)
, Marine Ecology 184: 337-359 (1997)

Observations on the butterfly Leptosia nina
, Loris 172: 59-60 (1986)

Observations on the caddisfly fauna (Insecta: Trichoptera) of three perennial rivers in northern Namibia
, Cimbebasia 1(7): 229-236 (2001)

Observations on the calls of the black-necked grebe Podiceps nigricollis
, Wildlife Sound. Spring; 81: 41-44 (1997)

Observations on the camel-back spider
, African Wildlife 465: 216-218 (1992)

Observations on the campo, cerrado and forest avifaunas of eastern Dpto. Santa Cruz, Bolivia, including 21 species new to the country
, Bulletin of the British Ornithologists' Club 1122: 86-98 (1992)

Observations on the captive behaviour of Sotalia fluviatilis guianensis
, Aquatic Mammals 103: 95-105 (1983)

Observations on the captive breeding of Cooke's tree boa. Corallus enydris cookii
, Herptile 64: 15-17 (1981)

Observations on the captive maintenance of Elaphe bimaculata
, Herptile 16(1): 14-18 (1991)

Observations on the carangid resources of the southwest coast of India
, Journal of the: 157-166 (1993)

Observations on the care and breeding of Lamprologus multifasciatus
, Tropical Fish Hobbyist 385: 10-15 (1990)

Observations on the carnivorous activities of chacma baboons at the Buxton Limeworks, Taung District, Bophuthatswana
, South African Journal of Science 886: 299-300 (1992)

Observations on the carpus and tarsus of Hipparion from Pikermi (Attica, Greece)
, Annales Geologiques des Pays Helleniques 37: 921-980 (1997)

Observations on the cartilaginous cores in the long bones of ostrich chicks
, Association of Avian Veterinarians Main Conference Proceedings, 247-248 (1995)

Observations on the catecholaminergic innervation of the prolactin cells in the teleost Poecilia latipinna
, Journal of Endocrinology 73(3): 9p (1977)

Observations on the cells partaking in the regeneration of Dugesia lugubris
, Atti della Accademia Nazionale dei Lincei Rendiconti Classe di Scienze Fisiche Matematiche e Natural 631(2): 86-89 (1978)

Observations on the cerambycid Plagithmysus varians Sharp in its host Acacia koa Gray
, Proceedings of the Hawaiian Entomological Society 233: 310-311 (1981)

Observations on the cercaria of Neopronocephalus triangularis Mehra, 1932 and its development (Trematoda: Pronocephalidae)
, Journal of the Zoological Society of Indi 321(2): 49-54 (1981)

Observations on the chacoan peccary (Catagonus wagneri)
, Erkrankungen der Zootiere 28: 391-397 (1986)

Observations on the changes in populations of coliform and indigenous bacteria in relation to protozoan community and physical and chemical factors in the River Medlock (Manchester, England)
, Journal of Environmental Biology 91: 123-136 (1988)

Observations on the changes of the gonad in the Pinctada radiata
, Chinese Journal of Zoology 282: 3-4 (1993)

Observations on the chinaman leatherjacket Nelusetta ayraudi (Quoy & Gaimard) in the Great Australian Bight
, Australian Journal of Marine and Freshwater Research 355: 597-599 (1984)

Observations on the choice of foodplants by the marsh fritillary butterfly, Eurodryas aurinia (Rottemburg) (Lepidoptera: Nymphalidae), on chalk downland in south Wiltshire and adjacent counties
, Entomologist's Gazette 46(3): 169-171 (1995)

Observations on the chromosomes and reproductive systems of four macropodine interspecific hybrids (Marsupialia: Macropodidae)
, Australian Journal of Zoolog 27(6): 959-972 (1980)

Observations on the chromosomes of some Leptodactylidae
, Unknown (1970)

Observations on the cichlid fishes of the stony littoral in Lake Tanganyika
, Buntbarsche Bulletin 68: 15-22 (1978)

Observations on the ciliate community of the Antarctic sea ice and plankton (Ciliophora, Protozoa)
, Berichte zur Polarforschung 121: 89-90 (1993)

Observations on the circum oesophageal ganglion complex in Aplysia lineolata Adams and Reeve, 1848 of Waltair coast
, Indian Journal Of Zootom 23(2): 123-127 (1983)

Observations on the clam Cyrena ceylonica resources in Andaman Islands
, Environment and Ecology (Kalyani) 19(3): 717-720 (2001)

Observations on the clam shrimps of Arizona
, Journal of the Arizona-Nevada Academy of Science 262: 132-138 (1992)

Observations on the coastal Amphipoda of the Hornsund Fiord (south east Spitsbergen)
, Polskie Archiwum Hydrobiologii 303: 199-206 (1983)

Observations on the cocoon formation process in the flea Nosopsyllus fasciatus
, Parazitologiya 21(1): 10-15 (1987)

Observations on the cocoon opening activity of Hippasa greenalliae (Blackwall)
, Journal of Current Biosciences 12: 61-62 (1984)

Observations on the coexistence of fresh and saltwater invertebrates in an inland saltworks
, Journal of the Limnological Society of Southern Africa 142: 121-123 (1988)

Observations on the collembolan fauna of south-eastern Abruzzo
, Quaderni di Ecologia Animale 20: 3-12 (1983)

Observations on the colonization and life history of Asellus aquaticus (L.) (Crustacea, Isopoda) in an aerated brook
, Biologisch Jaarboek 49: 131-147 (1981)

Observations on the colortaxis of adult of Psylliodes punctifrons Baly
, Entomological Knowledge 31(4): 252 (1994)

Observations on the colours of lumpsuckers, Cyclopterus lumpus L
, Journal of Fish Biology 356: 829-838 (1989)

Observations on the commercial fish in Lake Nubia
, Unknown (1975)

Observations on the communal roosting of African black oystercatchers
, Ostrich 56(1-3): 52-57 (1985)

Observations on the comparative efficiency of the allochthonous and autochthonous food of fishes based on their biochemical analysis
, Anales del Instituto de Ciencias del Mar y Limnologia Universidad Nacional Autonoma de Mexico 132: 335-337 (1986)

Observations on the composition of the arthropod fauna in leaf-litter and soil beneath oak Quercus petraea (Matt.) Liebl. and spruce Picea abies (L.) Karst
, Proceedings of the Coventry and District Natural History and Scientific Society 59: 315-329 (1985)

Observations on the congregational habits of larvae
, Derbyshire Entomological Society Journal 92: 17-18 (1988)

Observations on the conservation of hen harriers Circus cyaneus wintering on Salisbury Plain: roosts and food
, Hobby 21: 88-96 (1995)

Observations on the contractile vacuole complex of Paramecium trichium
, Proceedings of the International Congress of Protozoology, 5: 309 (1979)

Observations on the contribution of planted brown trout (Salmo trutta L.) to spawning stocks in four Irish lakes
, Fisheries Management: 153: 117-122 (1984)

Observations on the control of oyster drill, Purpura clavigera using the crude leaf extract of Nerium indicum Mill
, National Science Council Monthly: 711: 1115-1126 (1979)

Observations on the copper underwing, Amphypyra sp. (Lepidoptera, Noctuidae) and the parasitoid Microplitis ruricola Lyle (Hymenoptera: Braconidae)
, Vasculum 81(2): 16-21 (1996)

Observations on the coprophagid beetles at the Mt. Yuwan, Amami-Oshima Island
, Lamellicornia, 2: 57 (1986)

Observations on the copulation of a pair of Cooper's hawks
, International Hawkwatcher 5: 29 (2002)

Observations on the corpus luteum during pregnancy and lactation in the marsupials Isoodon macrourus and Perameles nasuta
, Australian Journal of Zoolog 27(6): 881-899 (1980)

Observations on the cortical silent period in Parkinson's disease
, Journal of Neural Transmission. Supplementum 2007(72): 155-158 (2007)

Observations on the course of Taenia multiceps infections in sheep: clinical signs and post-mortem findings
, British Veterinary Journal 1386: 489-500 (1983)

Observations on the courtship and copulatory behaviour in the white-tailed mealybug Ferrisia virgata CKLL. (Hemiptera: Pseudococcidate) under laboratory conditions
, Proceedings of the National Academy of Sciences India, Section B, Biological Sciences 55(1): 1-5 (1985)

Observations on the courtship behaviour and mating habits of the small tortoiseshell (Aglais urticae)
, News British Butterfly Conservation Society 27: 14-16 (1981)

Observations on the courtship, nesting and hunting behaviour of the crested serpent eagle
, Journal of the Bombay Natural History Society 91(2): 311-313 (1994)

Observations on the crane (Grus grus) on the Czecho-Moravian highlands.
, Unknown (1976)

Observations on the crayfish fauna on the Southern University campus, Baton Rouge, Louisiana
, Southwestern Naturalist 331: 120-121 (1988)

Observations on the creeping movement of human hair follicle mites
, Acta Entomologica Sinica 333: 382-383 (1990)

Observations on the crested serpent eagle (Spilornis cheela) in Rajpipla forests - south Gujarat
, Journal of the Bombay Natural History Society 802: 273-285 (1984)

Observations on the culture of some air breathing fishes in swamp
, Proceedings of the All India Seminar on Ichthyology, 88-94 (1978)

Observations on the current status of some of the scarcer Odonata of vice-county 11
, Journal of the British Dragonfly Society 10(1): 12-16 (1994)

Observations on the cytoskeletal elements of Urocentrum turbo (Protozoa, Ciliophora)
, ICSU International Council of Scientific Unions Press Symposium Series: 355-356 (8) (1987)

Observations on the daily activity and feeding behavior of adult Zephyrus (Lepidoptera, Lycaenidae) in Mt. Mikusa
, Scientific Report of the Graduate School of Agriculture and Biological Sciences Osaka Prefecture University 53: 23-29 (2001)

Observations on the daily activity of Ixodes ovatus Neum
, Acta Entomologica Sinica 242: 231-232 (1981)

Observations on the daily activity patterns in the Iberian wolf
, Carbyn, L N Author, Fritts, S H Author, Seip, D R Author Canadian Circumpolar Institute Occasional Publication No 35; Ecology and conservation of wolves in a changing world : 335-340 (1995)

Observations on the dark chanting goshawk
, Honeyguide 344: 178-181 (1988)

Observations on the decline of the silver spotted skipper
, Unknown (1972)

Observations on the deep-water chiton, Leptochiton rissoi (Nierstrasz 1905) in the eastern Pacific
, Bulletin Southern California Academy of Sciences 801: 36-41 (1981)

Observations on the defensive and aggressive behavior of the leatherback turtle (Dermochelys coriacea) at sea
, Herpetological Review 23(3): 70-71 (1992)

Observations on the defensive behaviors of a Neotropical Gonyleptidae (Arachnida, Opiliones)
, Revue Arachnologique 72: 59-63 (1987)

Observations on the defensive behaviour of the crested newt (Triturus cristatus carnifex)
, British Herpetological Society Bulletin 13: 37-38 (1985)

Observations on the departure of knots from the Dutch Wadden Sea in spring
, Wader Study Group Bulletin 64: 87-90 (1992)

Observations on the desiccation survival of second stage juveniles of the rice cyst nematodes, Heterodera sacchari, H. oryzae and H. oryzicola
, Nematologica 383: 328-334 (1992)

Observations on the development and growth of the epaulette shark Hemiscyllium ocellatum (Bonnaterre) in captivity
, Journal of Aquariculture and Aquatic Sciences 54: 111-117 (1990)

Observations on the development and pathogenicity of Histomonas meleagridis in the liver and kidney of peacocks
, Annual Bulletin of the Society of Parasitology Guangdong Province, 11-13: 32-34 (1991)

Observations on the development in vitro of Cotylurus erraticus (Trematoda: Strigeidae) from the metacercaria to the patent adult
, Dissertation Abstracts International C; European Abstracts 43(4): 747 (1982)

Observations on the development of a captive bonobo (Pan paniscus) infant from birth to twelve months
, Ratel 23(4): 116-120 (1996)

Observations on the development of a nematode Contracaecum aduncum (Ascaridata) in the body of Jaera albifrons (Crustacea)
, Trudy Belomorskoi Biologicheskoi Stantsii Moskovskogo Gosudarstvennogo Universiteta: 5: 155-164 (1980)

Observations on the development of certain fire salamander larvae
, Herptile 44: 17-20 (1979)

Observations on the development of echolocation in young bottlenose dolphins
, NATO ASI (Advanced Science Institutes) Series Series A Life Sciences 156: 121-127 (1988)

Observations on the development of egg and larvae of red spotted grouper
, Journal of Fisheries of China 94: 369-374 (1985)

Observations on the development of fouling on discontinuous surfaces in Palermo Harbour
, Naturalista Siciliano 6: 607-626 (Suppl 3 (1983)

Observations on the development of quantitatively inoculated Brugia malayi microfilariae in Anopheles sinensis and Culex quinquefasciatus
, Zhongguo Ji Sheng Chong Xue Yu Ji Sheng Chong Bing Za Zhi 9(2): 106-109 (1991)

Observations on the development of test block communities at an Indian harbor
, Thompson, M -F, Nagabhushanam, R, Sarojini, R, Fingerman, M Recent developments in biofouling control 75-96 (1994)

Observations on the development of the larvae and young stages of red spotted grouper
, Chinese Journal of Zoology 252: 6-9 (1990)

Observations on the development of the male reproductive system in Gyrodactylus gasterotei Glaser, 1974 (Monogenea, Gyrodactylidae)
, Parasitology 913: 519-529 (1985)

Observations on the development of the secondary sexual characters of male newts, Triturus vulgaris and T. helveticus
, Journal of Herpetology 224: 476-480 (1988)

Observations on the development of tick-transmitted Theileria buffeli (syn T orientalis?) in cattle
, Research in Veterinary Science 44(3): 338-342 (1988)

Observations on the developmental sequence of Varroa jacobsoni Oud
, Dusbabek, F. And V. Bukva (ed.). Modern Acarology, Vol. Ii; Viii International Congress Of Acarology, Ceske Budejovice, Czechoslovakia, August 6-11,. Ix 779p. Spb Academic Publishing Bv: The Hague, Netherlands. Illus. Maps. 493-497 (1991)

Observations on the diapause period of larvae of Neomargarodes gossypii Yang
, Entomological Knowledge, 272: 92 (1990)

Observations on the diederik cuckoo in southern Ghana
, Ostrich 512: 75-79 (1980)

Observations on the diel and seasonal drift of eggs and larvae of anadromous rainbow smelt, Osmerus mordax, and blueback herring, Alosa aestivalis, in a coastal stream on Prince Edward Island
, Canadian Field-Naturalist 1023: 508-514 (1988)

Observations on the diel vertical distribution of Hydromedusae in the Southern Benguela
, African Journal of: 231-238 (2003)

Observations on the diet and microhabitat use by Platymantis dorsalis A. Dumeril, 1853 (Anura: Ranidae) at Mount Makiling, Los Banos, Philippines
, Hamadryad 1(9): 76-78 (1994)

Observations on the diet of Balistes vetula (Pisces: Balistidae) in the Gulf of Salamanca, Colombian Caribbean
, Boletin de Investigaciones Marinas y Costeras 29: 35-40 (2000)

Observations on the diet of Rhingia campestris Meigen (Diptera, Syrphidae).
, Bulletin et Annales de la Societe Royale Belge d'Entomologie 122(9-12): 293-296 (1986)

Observations on the diet of Trachemys gaigeae (Testudines: Emydidae)
, Bulletin of the Maryland Herpetological Society 38(1): 15-22 (2002)

Observations on the diet of a community of freshwater fishes from the lower Kikori River, Gulf Province, Papua New Guinea
, Science in New Guinea 23(3): 133-139 (1998)

Observations on the diet of a fledgling rufous-tailed bronze cuckoo
, Corella 24: 75 (1978)

Observations on the diet of red morwong, Cheilodactylus fuscus Castelnau (Pisces: Cheilodactylidae)
, Australian Journal of Marine and Freshwater Research 301: 129-133 (1979)

Observations on the diet of some slope dwelling fishes of Southern Portugal
, Internationale Revue der Gesamten Hydrobiologie 802: 217-234 (1995)

Observations on the diet of the Christmas Island hawk-owl Ninox squamipila natalis
, Emu 914: 250-251 (1991)

Observations on the diet of the Christmas Island owl
, Corella 84: 93-94 (1984)

Observations on the diet of the Lewin's honeyeater Meliphaga lewinii in the Illawarra rainforest, New South Wales
, Corella 19(3): 102-105 (1995)

Observations on the diet of the southern brown bandicoot, Isoodon obesulus (Marsupialia: Peramelidae), in southern Tasmania
, Australian Mammalogy 11(1-2): 15-25 (1988)

Observations on the dietary choice of free-ranging juvenile ostriches
, Ostrich 65(3-4): 251-255 (1994)

Observations on the diets of Rana pretiosa, Rana pipiens, and Bufo boreas from western Montana
, Northwest Science 523: 243-249 (ii) (1978)

Observations on the diets of an anuran and eight lizard taxa from sonora, Chihuahua,and Coahuila, Mexico, with some notes on clutch sizes
, Bulletin of the Maryland Herpetological Society 43(3): 119-126 (2007)

Observations on the differences between sardine, Sardina pilchardus (Walb.) subpopulations from the eastern Adriatic
, FAO Fisheries Reports 345: 137-152 (1986)

Observations on the differences between the juvenile and mature Turritella anactor Berry, 1957
, Festivus 116: 48-49 (1979)

Observations on the digestive enzymes in the catfish Pangasius pangasius (Ham.) in relation to its food habits
, Journal of the Inland Fisheries Society of Indi 13(1): 91-92 (1984)

Observations on the digestive enzymes of Heteropneustes fossilis (Bloch) proteinase and lipase
, Journal of the Inland Fisheries Society of India 9: 197-198 (1978)

Observations on the digestive enzymes of the Indian feather back Notopterus chitala (Ham.) in relation to its food habits
, Journal of the Inland Fisheries Society of India 17(1-2): 25-28 (1989)

Observations on the dipteran fauna around the Mol Nuclear Energy Research Centre.
, Bulletin et Annales de la Societe Royale Belge d'Entomologie 122(9-12): 315-318 (1986)

Observations on the direct amidocyclopropanation of alkenes using organozinc carbenoids
, Tetrahedron 63(28): 6462-6476 (2007)

Observations on the directional differences in homing ability of the rat-tailed bat, Rhinopoma microphyllum (Brunnich)
, Zeitschrift fuer Saeugetierkunde 46(5): 331-332 (1981)

Observations on the discharge of the secretion from ependymal cells of the subcommissural organ (SCO) of some South American primates
, Gegenbaurs Morphologisches Jahrbuch 132(2): 205-230 (1986)

Observations on the dispersal and mortality of the scallop, Pecten maximus (L.)
, International Council for the Exploration of the Sea C.M.: /K:35: 1-13 (1984)

Observations on the dispersal of common frog tadpoles Rana temporaria from the spawn site
, British Herpetological Society Bulletin 18: 21-23 (1986)

Observations on the dispersal of two species of British land snail
, Journal of Conchology 30(3): 201-208 (1980)

Observations on the display behaviour of the Bulwer's pheasant
, World Pheasant Association Journal 1984- ; 10: 15-26 (1985)

Observations on the display of a captive pair of Bateleur eagles
, Hawk Trust Annual Report 12: 20-21 (1982)

Observations on the display of the blue-tailed emerald Chlorostilbon mellisugus
, Avicultural Magazine 863: 147-150 (1980)

Observations on the distastefulness of Monistria concinna (Walker) (Orthoptera: Pyrgomorphidae)
, Journal of the Australian Entomological Society 32(2): 153-154 (1993)

Observations on the distribution and abundance of banded lapwings (Vanellus tricolor) in Tasmania
, Tasmanian Bird Report 24: 32-36 (1996)

Observations on the distribution and behaviour of Dall's porpoise (Phocoenoides dalli) in Monterey Bay, California
, Aquatic Mammals 171: 12-19 (1991)

Observations on the distribution and biology of a few bathypelagic fishes from the south-west coast of India
, Indian Journal of Fisheries 404: 207-212 (1996)

Observations on the distribution and biology of east-central Florida populations of the common snook, Centropomus undecimalis (Bloch)
, Florida Scientist 46(3-4): 313-336 (1983)

Observations on the distribution and biology of some Yucatan Peninsula amphibians and reptiles
, Bulletin of the Maryland Herpetological Society 222: 37-50 (1986)

Observations on the distribution and conservation status of the Neotropical River otter (Lontra longicaudis) in the coastal lagoons of the Uruguayan Atlantic basin and their main tributaries
, IUCN Otter Specialist Group Bulletin 18(1): 20-27 (2001)

Observations on the distribution and ecology of bats in Uganda
, Journal of East African Natural History 85(1-2): 49-63 (1998)

Observations on the distribution and ecology of the mammals of Salta Province, Argentina
, Annals of Carnegie Museum 506: 151-206 (1981)

Observations on the distribution and life cycle of Dicranopalpus ramosus (Simon, 1909): Opiliones
, British Arachnological Society Newsletter 40: 7-8 (1984)

Observations on the distribution and mating patterns of adult stone crabs (genus Menippe) on the northern Gulf Coast of Florida
, Florida Marine Research Publications 50: 10-16 (1992)

Observations on the distribution and movements of Macrobrachium ohione (Smith 1874) in Pascagoula River Estuary, Jackson County, Mississippi, U.S.A. (Decapoda, Palaemonidae)
, Crustaceana (Leiden): 442: 123-140 (1983)

Observations on the distribution and phenology of Cordulia aenea (L.) in vice-county 23
, Journal of the British Dragonfly Society 11(2): 29-30 (1995)

Observations on the distribution and reproduction of the salamander Eurycea junaluska in Tennessee
, Journal of the Tennessee Academy of Science 58(3-4): 48-50 (1983)

Observations on the distribution and seasonality of portunid megalopae in Mississippi coastal waters
, Gulf Research Reports 71: 93-95 (1981)

Observations on the distribution and superficial morphology of taste buds in Clarias fascus by scanning electron microscopy
, Chinese Journal of Zoology 275: 7-9 (1992)

Observations on the distribution and the abundance of some fish species of the Bulgarian Black Sea coast
, Izvestiya na Instituta po Ribni Resursi - Varna 20: 85-93 (1983)

Observations on the distribution of Caryophyllia smithi
, Porcupine Newsletter 15: 87 (1978)

Observations on the distribution of Lophius budegassa Spinola, 1807 in waters around Northern Ireland
, Irish Naturalists' Journal 219: 410-411 (1985)

Observations on the distribution of aquatic fauna in Tatra mountain caves
, Subterranean Biology 156: 49-55 (2003)

Observations on the distribution of benthic fauna in Vellar Estuary, Porto Novo
, Mahasagar 163: 341-348 (1983)

Observations on the distribution of giant clams in protected areas
, Silliman Journal. Second Quarter; 362: 107-113 (Special Issue) (1993)

Observations on the distribution of larval fish in relation to a frontal zone at the mouth of Spencer Gulf, South Australia
, Department of Primary Industries and Energy Bureau of Rural Resources Proceedings 15: 124-137 (1992)

Observations on the distribution of polycystine Radiolaria in marine sediments (mainly at high taxonomic levels)
, Micropaleontology Special Publication 6: 17-21 (1993)

Observations on the distribution of seabirds off south-west Ireland
, Irish Birds 52: 173-182 (1994)

Observations on the distribution of some chironomids (Diptera) and caddisflies (Trichoptera) in the Killarney area, Ireland
, Netherlands Journal of Aquatic Ecology 26(2-4): 393-396 (1993)

Observations on the distribution of some of the marine organisms inhabiting the inter-tidal zone along the western continental shelf of the Bay of Bengal, with particular reference to the Tamil Nadu coastal strip
, Records of the Zoological Survey of India 93(3-4): 449-490 (1995)

Observations on the distribution of the common lizard (Lacerta vivipara) in Scotland
, British Herpetological Society BulletinWinter; 54: 32-33 (1995)

Observations on the distribution of the desert woodlouse Hemilepistus reaumuri (Crustacea, Isopoda, Oniscidea) in north Africa
, Symposia of the Zoological Society of London 53: 369-380 (1984)

Observations on the distribution of the hedgehog (Erinaceus albiventris) in Tanzania
, African Journal of Ecology 173: 175-176 (1979)

Observations on the distribution of the red tide in Peter the Great Bay (Sea of Japan)
, Biologiya Morya (Vladivostok) (5): 6-8 (1982)

Observations on the distribution, ecology and behaviour of the hairy dragonfly Brachytron pratense (Muller)
, Journal of the British Dragonfly Society 15(2): 39-45 (1999)

Observations on the distribution, ecology, and behaviour of bats on the Galapagos Islands
, Journal of Zoology (London) 243(4): 757-770 (1997)

Observations on the distribution, emergence and behaviour of central African Chaoboridae
, Journal of the Limnological Society of Southern Africa 142: 102-107 (1988)

Observations on the distribution, phenology and ecology of Rhamphomyia physoprocta Frey (Diptera, Empididae)
, Dipterists Digest Second Series 10 May; 61: 53-55 (1999)

Observations on the diurnal activity of Homebius kaszabi Endrody-Younga (Coleoptera: Tenebrionidae)
, Coleopterists Bulletin, 452: 199 (1991)

Observations on the diurnal gregarious roosting of Ocalaria sp. (Noctuidae) in Costa Rica
, Journal of the Lepidopterists' Society 40(2): 124-126 (1986)

Observations on the diurnal rhythm of Greenland wheatears Oeanthe oe. leucorrhoa Gm. in continuous daylight
, Dansk Ornitologisk Forenings Tidsskrift 73(1-2): 95-102 (1979)

Observations on the diving ability of a red-bellied black snake (Pseudechis porphyriacus)
, Australian Journal of Herpetology 12: 54 (1981)

Observations on the diving behavior of the northern fulmar
, Western Birds 153: 131-133 (1984)

Observations on the dolphins in the Indus Delta (Sousa plumbea and Neophocaena phocaenoides) in winter 1978-1979
, Investigations on Cetacea 10: 129-135 (1979)

Observations on the double bundle constitution of cervical sympathetic nerve trunk in rabbit
, Sichuan Daxue Xuebao (Ziran Kexueban): 4: 83-85 (1986)

Observations on the dove family
, Blue Jay 51(3): 150-152 (1993)

Observations on the dragonfly species artificially introduced or naturally established in a man-made pond
, Tombo (Tokyo): 301-4: 44-46 (1987)

Observations on the dynamics of Pnigalio flavipes (Hymenoptera: Eulophidae) interacting with Phyllonorycter elmaella (Lepidoptera: Gracillariidae) in the laboratory
, Melanderia 48: 60-68 (1992)

Observations on the dynamics of Rutilus rubilio Cyprinidae in a man-made hypertrophic basin (Arancio Lake, southwest Sicily)
, Italian Journal of Zoology Modena 65: 549-551(Suppl) (1998)

Observations on the dynamics of a Mediterranean sponge community
, Ruetzler, K. (ed.). New Perspectives In Sponge Biology; Third International Conference On The Biology Of Sponges, Woods Hole, Massachusetts, Usa, November 17-23,. Ix 533p. Smithsonian Institution Press: Washington, D.c., Usa; London, England, Uk. Illus. Maps. 404-415 (1990)

Observations on the early development of the mud skipper, Boleophthalmus pectinirostris (Linnaeus)
, Tropic Oceanology 7(2): 1-8 (1988)

Observations on the early instars of stoneflies (Plecoptera)
, Limnologische Schrifte Gewaesser Abwaesser 64: 18-28 (1979)

Observations on the early juvenile stages of Johnius carutta Bloch, Pervager tomentosus (Linnaeus) and on a postlarva of Pegasus volitans Linnaeus
, Journal of the Marine Biological Association of Indi 19(1): 73-77 (1982)

Observations on the early life history of the mussel blenny, Hypsoblennius jenkinsi, and the bay blenny, Hypsoblennius gentilis, from specimens reared in the laboratory
, California Cooperative Oceanic Fisheries Investigations Reports 23: 269-275 (1982)

Observations on the early post-embryonic development of Loligo vulgaris (Mollusca, Cephalopoda)
, Rapports et Proces-Verbaux des Reunions Commission Internationale pour l'Exploration Scientifique de la Mer Mediterranee Monaco, 25-264: 155-158 (1979)

Observations on the early post-larval stages of Leucosia craniolaris (L., 1758) (Brachyura: Leucosiidae)
, Reports of the Usa Marine Biological Institute Kochi University 6: 7-21 (1984)

Observations on the early post-natal growth and development of Tatera leucogaster, Aethomys chrysophilus and A. namaquensis from Zimbabwe, with a review of the pre- and post-natal growth and development of African muroid rodents
, Mammalia 542: 245-270 (1990)

Observations on the early stages of Archaeoattacus staudingeri (Rothschild, 1895) in northern Borneo (Sabah, Malaysia) (Lepidoptera: Saturniidae)
, Nachrichten des Entomologischen Vereins Apollo i; 17(2): 169-182 (1996)

Observations on the eastern owl frog Heleioporus australiacus (Anura: Myobatrachidae) in southern New South Wales
, Herpetofauna (Sydney) 26(1): 33-42 (1996)

Observations on the eastern plains garter snake, Thamnophis radix radix
, Herptile e; 20(2): 88-91 (1995)

Observations on the eastern reef egret in the Eyre Peninsula region
, South Australian Ornithologist, 284: 107 (1980)

Observations on the eastern water dragon Physignathus lesueurii in the natural state and in captivity
, Unknown (1976)

Observations on the eastern whipbird
, Bird Observer (Nunawading) 80(1): 17 (1999)

Observations on the ecology and behavior of the Koklass pheasant in Pakistan
, World Pheasant Association Journal 1978- ; 4: 52-71 (1979)

Observations on the ecology and behavior of the giant river otter Pteronura brasiliensis in Suriname
, Terre Et La Vie: 344: 495-620 (1980)

Observations on the ecology and behaviour of Apalopteron familiare (Aves, Meliphagidae)
, Memoirs of the National Science Museum (Tokyo) (11): 169-188 (1978)

Observations on the ecology and behaviour of Echinus esculentus on a reef in Penzance Bay, 1977-1985
, Progress in Underwater Science 11: 119-123 (1986)

Observations on the ecology and behaviour of swimming crabs in a Scottish sea loch
, Progress in Underwater Science 11: 125-126 (1986)

Observations on the ecology and behaviour of the northern white rhinoceros (Ceratotherium simum cottoni)
, Zeitschrift fuer Saeugetierkunde 496: 348-358 (1984)

Observations on the ecology and behavioural biology of Natrix tessalata tessalata (Laurenti, 1768).
, Aquarium (Hilversum). januari; 651: 1-4 (1995)

Observations on the ecology and biology of a saxicoline naucorid, Heleocoris vicinus Montand (Hemiptera: Naucoridae) of Kumaon lakes
, Proceedings of the National Academy of Sciences India, Section B, Biological Sciences 52(3): 301-307 (1982)

Observations on the ecology and breeding biology of the speckled warbler Chthonicola sagittata near Bendigo, Victoria
, Australian Bird Watcher 16(6): 221-235 (1996)

Observations on the ecology and conservation status of Haloragis exalata subsp exalata (Haloragaceae) in southern New South Wales
, Cunninghamia 10(2): 263-272 (2007)

Observations on the ecology and distribution of the susu (Platanista gangetica) in Nepalese rivers
, Investigations on Cetacea 13: 257-261 (1982)

Observations on the ecology and fisheries of the Pulicat Lake during drought and normal periods
, Journal of the: 16-20 (1982)

Observations on the ecology and food habits of the pearl-spot Etroplus suratensis (Bloch)
, CMFRI Special Publication 61: 41-44 (1995)

Observations on the ecology and life history studies of a saxicoline corixid, Micronecta merope Distant
, Proceedings of the National Academy of Sciences India, Section B, Biological Sciences 52(3): 389-402 (1982)

Observations on the ecology and oviposition of Eumerus sabulonum (Syrphidae) and Acrosanthe annulata (Therevidae) (Diptera)
, Dipterists Digest Second Series 32: 54-55 (1997)

Observations on the ecology and reproduction of the leopard lizard, Gambelia wislizenii (Iguanidae), in southeastern Arizona
, Southwestern Naturalist 294: 509-511 (1984)

Observations on the ecology and reproduction of the sipunculan Phascolion cryptus in the Indian River Lagoon
, Florida Scientist 46(3-4): 382-396 (1983)

Observations on the ecology and some aspects of reproduction biology of the small white shrimp Palaemon hastatus Aurivillius (Crustacea: Palaemonidae) in the Lagos area of Nigeria
, Bulletin de l'Institut Fondamental d'Afrique Noire, A 42(2): 280-295 (1981)

Observations on the ecology and status of the hispid hare in Rajagarh Forest, Darrang District, Assam, in 1975 and 1976
, Journal of the Bombay Natural History Society 751: 206-209 (1978)

Observations on the ecology and vocalization of Xenorhina oxycephala (Schlegel), (Anura: Microhylidae) of New Guinea
, Science in New Guinea 20(2-3): 141-146 (1994)

Observations on the ecology of Bitis gabonica gabonica and Bitis nasicornis (Viperidae) in the rain forests of south-eastern Nigeria
, Bulletin de la Societe Herpetologique de France, 87-88: 25-34: 3eme et 4eme trimestre (1998)

Observations on the ecology of Bruchidius atrolineatus Pic. and Callosobruchus maculatus F (Coleoptera, Bruchidae) in Niger
, Series Entomologica (Dordrecht): 19: 205-213 (1981)

Observations on the ecology of Bulinus (Physopsis) globosus (Morelet), B. (Bulinus) forskalii (Ehrenberg) and Lymnaea natalensis (Krauss) in rice swamps in Sierra Leone
, Journal of Molluscan Studies 473: 328-333 (1981)

Observations on the ecology of Inia geoffrensis from the Rio Apure, Venezuela
, Investigations on Cetacea 10: 137-143 (1979)

Observations on the ecology of Montagu's and marsh harriers wintering in north-west Senegal
, Ostrich 66(1): 37-40 (1995)

Observations on the ecology of Pleurobrachia pileus (Ctenophora) in the southern Benguela ecosystem
, African Journal of: 253-261 (2003)

Observations on the ecology of Sturnus vulgaris porphyronotus
, Chinese Journal of Zoology 223: 25-28 (1987)

Observations on the ecology of Tauraco ruspolii and T. leucotis in southern Ethiopia
, Bulletin of the British Ornithologists' Club 117(1): 11-16 (1997)

Observations on the ecology of arctic foxes Alopex lagopus in Equalummiut Nunaat, West Greenland
, Meddelelser om Gronland Bioscience 32: 1-26 (1990)

Observations on the ecology of chiggers (Acari: Trombiculidae) from South Dakota
, Prairie Naturalist 20(4): 217-223 (1988)

Observations on the ecology of deep sea bottom living fishes collected off northwest Africa (08-27N)
, Progress in Oceanography 94: 185-244 (1980)

Observations on the ecology of deep-sea bottom-living fishes collected off northwest Africa: 2. The Moroccan slope (27-34N), with special reference to Synaphobranchus kaupi
, Biological Oceanography 34: 349-399 (1985)

Observations on the ecology of four species of the genus Paragalaxias (Pisces: Galaxiidae) from Tasmania
, Australian Journal of Marine and Freshwater Researc 33(6): 999-1016 (1983)

Observations on the ecology of nematodes inhabiting littoral sands of the Hugli Estuary
, Journal of the Marine Biological Association of Indi 291(2): 124-133 (1988)

Observations on the ecology of rodent trypanosomiasis in various ecological zones in Egypt. 1. In Faiyum area
, Journal Egypt Soc Parasit, 4-5: 57-63 (1975)

Observations on the ecology of rufous-backed shrike
, Chinese Journal of Zoology 265: 30-32 (1991)

Observations on the ecology of some snakes of Bangladesh
, Tigerpaper (Bangkok). July-September; 203: 17-21 (1993)

Observations on the ecology of the green-backed honeyeater Glycichaera fallax at Iron Range, Cape York Peninsula
, Sunbird 24(3): 66-69 (1994)

Observations on the ecology of the killifish Rivulus marmoratus (Cyprinodontidae) in an infrequently flooded mangrove swamp
, Northeast Gulf Science 101: 63-68 (1988)

Observations on the ecology of the rare Amazonian lizard, Enyalius leechii (Polychrotidae)
, Herpetological Natural History 4(1): 77-82 (1996)

Observations on the ecology, nectar sources, and occurence of Vanessa cardui and Vanessa virginiensis in the Memorial University Botanical Garden (Avalon Peninsula, Newfoundland, Canada)
, Atala 15(1-2): 10-13 (1987)

Observations on the economic importance and life cycle of several tenebrionid beetle species in Zimbabwe
, Transactions of the Zimbabwe Scientific Association 68: 1-6 (1994)

Observations on the ecophysiology of a planktonic crustacean, Drepanopus pectinatus (Copepoda, Calanoida, Pseudocalanidae), from southern islands
, European Marine Biology Symposium 18: 123-139 (1985)

Observations on the ectoparasitic stage of two Homobolus spp. (Hym: Braconidae)
, Proceedings and Transactions of the British Entomological and Natural History Society 15(1-2): 11 (1982)

Observations on the eels of Meelick Bay, Lough Derg, 1981-1984
, Vie et Milie 36(4): 279-283 (1987)

Observations on the effect of abnormal weather on butterflies in Spain 1988
, Bulletin of the Amateur Entomologists' Society 48(365): 162-164 (1989)

Observations on the effect of diet and temperature on rate of development of Mesocyclops leuckarti (Claus) (Copepoda, Cyclopoida)
, Crustaceana (Leiden): 382: 145-154 (1980)

Observations on the effect of diet on shell coloration in the donkey's ear abalone, Haliotis asinina Linne
, Silliman Journal 1995); 37(2): 5 (1995)

Observations on the effect of dissolved oxygen and temperature on respiration rates of the bay scallop, Argopecten irradians
, Northeast Gulf Science 12(2): 147-150 (1992)

Observations on the effect of ejection of stomach oil by the fulmar fulmarus glacialis on other birds
, Ardea 62(1-2): 111-117 (1974)

Observations on the effect of fertilizer and feed applications on the growth of Penaeus indicus H. Milne Edwards
, Indian Journal of Fisheries 351: 18-25 (1988)

Observations on the effect of insulin on the amino nitrogen content of free amino acids in the blood and foot of Parreysia corrugata
, Marathwada University Journal of Science Section B Biological Sciences 17(10): 139-142 (1978)

Observations on the effect of photoperiod and temperature on the autogeny in Culex tritaeniorhynchus Giles
, Acta Entomologica Sinica 35(2): 254-256 (1992)

Observations on the effect of salinity on the body weight of Channa gachua (Ham.)
, Comparative Physiology and Ecology 52: 81-82 (1980)

Observations on the effect of starvation and feeding on the neurosecretory cells of the freshwater bivalve, Indonaia caeruleus
, Science and Culture 45(2): 73-75 (1979)

Observations on the effect of temperature on the post embryonic development of Corcyra cephalonica (Stainton) (Galleriinae: Pyralidae: Lepidoptera)
, Indian Zoologist 12(1-2): 155-156 (1988)

Observations on the effect of temperature on the reproductive potential of Corcyra cephalonica (Stainton) (Galleriinae: Pyralidae: Lepidoptera) fed on certain varieties of matze , wheat & sorghum
, Bulletin of Pure and Applied Sciences Section A - Animal Science (Zoology): 71-2: 67-70 (1988)

Observations on the effects of fire on the hip-pocket frog, Assa darlingtoni
, Herpetofauna (Sydney) 30(2): 32-33 (2000)

Observations on the effects of natural oil seeps in the Coal Point area
, Philosophical Transactions of the Royal Society of London B Biological Sciences 2971087: 269-282 (1982)

Observations on the effects of oil field structures on their biotic environment: platform fouling community
, Marine Science (Plenum): 14: 179-208 (1981)

Observations on the effects of oil pollution on tidepool seastars
, Mooi, R, Telford, M Echinoderms: San Francisco 227-232 (1998)

Observations on the effects of pollution of Izmir Bay on the sea stars (Echinodermata: Asteroidea)
, Rapports et Proces-Verbaux des Reunions Commission Internationale pour l'Exploration Scientifique de la Mer Mediterranee Monaco 295: 293-294 (1985)

Observations on the effects of ultraviolet radiations on soil algae
, Journal Of The University Of Bombay: 48-4975-76: 32-40 (1980)

Observations on the effects, up to July 1993, of the current eruptive episode of Anak Krakatau
, Global Ecology and Biogeography Letters 4(3): 88-94 (1994)

Observations on the efficacy of buffalo urine as a potent olfactory attractant for Glossina pallidipes
, Insect Science and its Application 65: 561-566 (1986)

Observations on the efficacy of carbonic acid and hydrochloric procaine as anaesthetics for fish fry transportation
, Freshwater Fisheries 241: 3-5 No 177 (1994)

Observations on the egg and oncomiracidium of the monogenean gill parasite Diplectanum lacustris Thurston and Paperna, 1969, from the Nile perch, Lates niloticus in Egypt
, Journal of the Egyptian-German Society of Zoology, D 26: 239-254 (1998)

Observations on the egg and the larval development of a clupeid Harengula zunasi Bleeker
, Transactions of the Chinese Ichthyological Society 1: 57-64 (1981)

Observations on the egg hatching ratio of Nilaparvata lugens (Stal) on barnyard grass
, Entomological Knowledge 214: 151-152 (1984)

Observations on the egg laying habits of Gortyna borelii lunata Freyer in the wild
, Entomologist's Record and Journal of Variation, 932: 44 (1981)

Observations on the egg laying performance of various feather molting types in Jinding duck
, Chinese Journal of Zoology 211: 16-19 (1986)

Observations on the egg ultrastructure of some Rhaphidophoridae (Orthoptera) of the Mediterranean area
, Bollettino di Zoologia 61(1): 1-8 (1994)

Observations on the egg-shell of Cuora aurocapitata and Cistoclemmys flavomarginata
, Sichuan Journal of Zoology 15: 121-126(Suppl) (1997)

Observations on the eggs and early postembryonic stages of Strigamia maritima
, Bulletin of the British Myriapod and Isopod Group 1(8): 33-40 (2002)

Observations on the eggs and embryo of Ichthyophis malabarensis (Taylor) (Apoda: Amphibia)
, Current Science Bangalore 52(20): 990-991 (1983)

Observations on the eggs and hatchlings of Emydura kefftii from Fraser Island
, Herpetofauna (Sydney): 121: 10-12 (1980)

Observations on the elasmobranch assemblage of San Francisco Bay
, California Fish and Game 724: 244-249 (1986)

Observations on the electric organ discharge of two skate species (Chondrichthyes: Rajidae) and its relationship to behaviour
, Environmental Biology of Fishes 204: 241-254 (1987)

Observations on the embryo development adn the first zoea of Macrobrachium hainanense
, Transactions of Oceanology and Limnology 2: 78-82 (1991)

Observations on the embryo early development of Andrias davidianus
, Chinese Journal of Zoology 29(4): 42-46 (1994)

Observations on the embryonic and larval development of Misgurnus anguillicaudatus (Cantor)
, Journal of Fisheries of China 91: 37-47 (1985)

Observations on the embryonic and larval development of channel catfish
, Journal of Fisheries of China. Dec; 154: 308-316 (1991)

Observations on the embryonic and larval development of the backcross hybrids of Aristichthys nobilis female x (A. nobilis female x Hypophthalmichthys molitrix male) male
, Acta Zoologica Sinica 252: 108-114 (1979)

Observations on the embryonic and postembryonal developments of Pseudobagrus fulvidraco
, Freshwater Fisheries 151: 9-12 (1989)

Observations on the embryonic development of Hemibarbus labeo (Pallas) in lower reaches of Fujiang River
, Journal of Southwest China Normal University Natural Science 24(2): 225-231 (1999)

Observations on the embryonic development of Megalobrama amblycephala in the fishing areas of Poyang Lake
, Journal of Fishery Sciences of China. Mar; 51: 103-108 (1998)

Observations on the embryonic development of Thenus orientalis
, Journal of Fisheries of China. Dec; 246: 494-499 (2000)

Observations on the embryonic development of capelin (Mallotus villosus Muller) from the Barents Sea
, Fiskeridirektoratets Skrifter Serie Havundersokelser 182: 59-68 (1986)

Observations on the embryonic development of river crab (Eriocheir sinensis) at different temperate condition
, Freshwater Fisheries 149: 8-10 (1989)

Observations on the emergence and sex ratio of some parasites of Scolytus sp. (Col., Scotylidae) under natural conditions
, Bulletin de la Societe des Amis des Sciences et des Lettres de Poznan Serie D Sciences Biologiques 17: 209-220 (1978)

Observations on the emergence behavior in the family Bombycidae and Saturniidae
, Geobios (Jodhpur): 145: 227-228 (1987)

Observations on the endangered black-breasted button-quail Turnix melanogaster breeding in the wild
, Emu 96(3): 202-207 (1996)

Observations on the endemic Djibouti francolin (Francolinus ochropectus) with emphasis on potential threats to the population
, World Pheasant Association Journal 1984- ; 10: 65-71 (1985)

Observations on the endemic Maltese trap-door spider Nemesia arboricola Pocock, 1903 (Araneae: Nemesiidae)
, Central Mediterranean Naturalist 3(3): 103-107 (2001)

Observations on the endemic banded mountain loach (Noemacheilus notostigma)
, Loris 172: 50-52 (1986)

Observations on the environment, distribution, relative abundance and size composition of four penaeid shrimp species off Sierra Leone (west Africa)
, Meeresforschung 291: 30-42 (1981)

Observations on the enzymatic activities in the digestive tract of some Pagellus bogaraveo (Brunnich 1768) specimens in intensive rearing
, Oebalia 25: 31-42 (1999)

Observations on the epidemiology of hairy-footed gerbil, Gerbillus gleadowi Murray, in the Indian Desert
, Journal of the Bombay Natural History Societ 77(3): 498-500 (1981)

Observations on the epipelagic gelatinous fauna of McMurdo Sound
, Antarctic Journal of the United States 235: 135-136 (1988)

Observations on the epizootiology of vampire bat rabies
, Bulletin of the Pan American Health Organization 9(3): 189-195 (1975)

Observations on the escape behavior of the horned lizard Phrynosoma mcallii
, Herpetological Review 26(3): 132 (1995)

Observations on the ethology and biology of the Central American cacomixtle, Bassariscus sumichrasti (de Saussure, 1860) in captivity, with notes on its ecology
, Zoologische Garten. Februar; 651: 11-49 (1995)

Observations on the ethology and ecology of Sitta neumayer.
, Aquila 92: 295-296 (1986)

Observations on the evening departure and activity of wintering short-eared owls in New Jersey
, Journal of Raptor Research 234: 162-166 (1989)

Observations on the evolution and behavioral significance of 'sexual skin' in female Primates
, Advances in the Study of Behavior 13: 63-106 (1983)

Observations on the evolution of the genitalia and copulatory behaviour in male Primates
, Journal of Zoology (London): 2133: 423-443 (1987)

Observations on the excretory system of fresh water siluroid teleostean fishes (Nile cat-fishes) 2 - histology of the kidney
, Zoological Society of Egypt Bulletin 31: 3-12 (1982)

Observations on the excretory system of fresh water siluroid teleostean fishes (Nile cat-fishes) 3 - histology of the urinary bladder
, Zoological Society of Egypt Bulletin 31: 13-20 (1982)

Observations on the excursion of 30 April 1994.
, Strandvlo 14(3): 107-112 (1994)

Observations on the experimental infection of Ostrea edulis with two molluscan viruses
, Haliotis 8: 297-299 (1979)

Observations on the exploitation of penaeid prawn resources in the Palk Bay off Mandapam during 1986-'93
, Indian Journal of Fisheries y- ; 43(3): 205-213 (1996)

Observations on the extended distribution of Cynopterus brachyotis ceylonensis Gray in western India with comments on its status
, Mammalia 611: 116-118 (1997)

Observations on the external morphology and the surface structure of Lyctus brunneus (Stephens) (Coleoptera, Lyctidae) by scanning electron microscopy 1. Larvae & pupae
, Kontyu 494: 542-547 (1981)

Observations on the external morphology and the surface structure of Lyctus brunneus (Stephens) (Coleoptera, Lyctidae) by scanning electron microscopy. 2. Adults and egg
, Kontyu 501: 10-22 (1982)

Observations on the external shape of the kidney of Chinese Bagridae catfish
, Journal of Southwest China Teachers University Series B Natural Science 2: 216-222 (1991)

Observations on the eye-picking behavior of the cutlips minnow, Exoglossum maxillingua
, Copeia 3: 711-712 (1982)

Observations on the false widow spider, Steatoda paykulliana (Walckenaer, 1806), in captivity
, British Arachnological Society Newsletter y; 85: 16 (1999)

Observations on the family Gnathophyllidae Dana, 1852 (Crustacea: Decapoda)
, Journal of Crustacean Biology 63: 463-470 (1986)

Observations on the fast ice biota in the fjords of Spitsbergen
, Polish Polar Research 14(4): 331-343 (1995)

Observations on the fecundity and spawning behaviour of Schizothorax esocinus Heckel from Dal Lake, Kashmir
, Indian Journal of Fisherie 241(2): 201-203 (1980)

Observations on the fecundity in freshwater catfish Mystus bleekeri (Day) from Himayathsagar, Hyderabad
, Uttar Pradesh Journal of Zoology 82: 213-216 (1988)

Observations on the fecundity in the freshwater fish Notopterus notopterus (Pallas) from Bhosga Tank, Gulbarga
, Journal of Nature Conservation 8(1): 57-60 (1996)

Observations on the fecundity of Channa gachua (Hamilton) (Channidae: Pisces)
, Vignana Bharathi 101: 64-69 (1987)

Observations on the fecundity of the garden snail, Opeas gracile (Hutton) (Pulmonata: Subulinidae)
, Journal of the Zoological Society of Indi 321(2): 107-110 (1981)

Observations on the feeding and development of Amblyomma maculatum Koch 1844 (Acarina, Ixodidae): effects of vitamin and mineral deficiencies in hosts diets
, Zambia Journal of Science and Technology 32: 25-30 (1978)

Observations on the feeding and development of larvae of Rhipicephalus appendiculatus Neumann (Acarina: Ixodidae): effects of host nutrition
, Zambia Journal of Science and Technology 5: 28-32 (1980)

Observations on the feeding and growth of the predacious oligochaete Chaetogaster langi on ciliated Protozoa
, Transactions of the American Microscopical Society 99(4): 360-367 (1980)

Observations on the feeding and moulting of the Antarctic krill, Euphausia superba Dana, in winter
, British Antarctic Survey Bulletin 65: 57-63 (1984)

Observations on the feeding and reproductive status of captive feather-tailed possums, Distoechurus pennatus (Marsupialia: Burramyidae)
, Australian Mammalogy 54: 285-287 (1982)

Observations on the feeding behavior and local distribution of Vallentinia gabriellae (Hydrozoa: Olindiidae): a new record from Mangrove wetlands of the Indian River Lagoon, Florida
, Wetlands 12(3): 225-229 (1992)

Observations on the feeding behavior of Lewis' moon snail, Euspira lewisii (Gould, 1847)
, Unknown (2006)

Observations on the feeding behavior of desert tortoises (Gopherus agassizii) at the Desert Tortoise Research Natural Area, Kern County, California
, Desert Tortoise Council Proceedings of Symposium 17: 69-81 (1993)

Observations on the feeding behavior of the gastropod Pleuroploca princeps (Fasciolariidae) in the Galapagos Islands
, Nautilus 1003: 92-95 (1986)

Observations on the feeding behaviour and association with man by an immature masked shrike (Lanius nubicus)
, Cyprus Ornithological Society Annual Report 34: 78-79 (1989)

Observations on the feeding behaviour of Crassostrea gigas larvae in the Bay of Arcachon (France)
, Aquatic Living Resources 13: 133-139 (1988)

Observations on the feeding behaviour of a great reed warbler (Acrocephalus arundinaceus) at Phasouri reed beds, Cyprus 12th September 1987
, Cyprus Ornithological Society Annual Report 34: 79 (1989)

Observations on the feeding behaviour of the Antarctic gammarid Eusirus perdentatus Chevreux, 1912 (Crustacea: Amphipoda) in aquaria
, Polar Biology 105: 359-364 (1990)

Observations on the feeding behaviour of the bat hawk (Macheiramphus alcinus)
, Biotropica 111: 18-21 (1979)

Observations on the feeding behaviour of the kingfisher (Alcedo atthis) at Phasouri reed beds, Cyprus 6th September 1987
, Cyprus Ornithological Society Annual Report 34: 78 (1989)

Observations on the feeding biology and behavior of two freshwater leeches (Hirudinea) in Egypt
, Bulletin of the Faculty of Science Assiut University E Zoology. Dec; 242: 21-34 (1995)

Observations on the feeding biology and population ecology of the grey parrot Psittacus erithacus
, Scopus il; 16(2): 89-93 (1993)

Observations on the feeding ecology and bioenergetics of the white-faced whistling duck in Venezuela
, Wildfowl 33: 17-21 (1982)

Observations on the feeding habit of Bufo gargarizans of Dongshan district, Wuxian, Jiangsu
, Acta Herpetologica Sinica 52: 155-156 (1986)

Observations on the feeding habits of Allopeas gracile (Hutton) (Gastropoda: Pulmonata: Subulinidae) in field and laboratory
, Science Report of the Yokosuka City Museum: 23-28 (22) (1976)

Observations on the feeding habits of Ameiva ameiva
, Herpetological Review ): 53-54 (1988)

Observations on the feeding habits of Gyrineum natator (Gastropoda: Tonnoidea: Ranellidae) in Singapore
, Phuket Marine Biological Center Special Publication 25(1): 41-50 (2001)

Observations on the feeding habits of Solifugae (Arachnida: Solifugae) in Semarsot Sanctuary (M.P.), India
, Journal of the Bombay Natural History Society 96(2): 347 (1999)

Observations on the feeding habits of a greyheaded bush shrike Malaconotus blanchoti
, Bird Numbers 12(2): 25 (2003)

Observations on the feeding habits of the Huon astrapia Astrapia rothschildi
, Muruk 4(2): 75 (1990)

Observations on the feeding habits of the commoner animals associated with Cladophora albida (Huds.) Kutz in rockpools
, Glasgow Naturalist 215: 523-535 (1990)

Observations on the feeding habits of the magpie
, Eesti Loodus, 5: 322 (1988)

Observations on the feeding of Euphausia lucens on natural phytoplankton suspensions in the southern Benguela Upwelling region
, Continental Shelf Research 911: 1017-1028 (1989)

Observations on the feeding of common carp (Cyprinus carpio) on chironomid larvae
, Bamidgeh 321: 25-26 (1980 )

Observations on the feeding preferences of two species of Tasmanian terrestrial amphipods (Crustacea: Amphipoda: Talitridae)
, Papers and Proceedings of the Royal Society of Tasmania 118: 79-84 (1984)

Observations on the feeding upon Psittacanthus calyculatus by brown-hooded parrots (Pionopsitta haematotis)
, Ornitologia Neotropical 52: 119-120 (1995)

Observations on the feedings habits of Calliactis parasitica (Couch, 1842), Anthozoa, Cnidaria
, Oceanologica Acta 144: 389-396 (1991)

Observations on the fegundity of the freshwater atyid prawn Caridina rajadhari
, Journal of Advanced Zoology 92: 105-112 (1988)

Observations on the female reproductive cycle and associated phenomena in spring-dwelling populations of Sternotherus minor in north Florida (Reptilia: Testudines)
, Herpetologica 341: 20-33 (1978)

Observations on the female sex pheromone secretion in Periplaneta americana (L.)
, National Academy Science Letters India 3(2): 60 (1980)

Observations on the field biology and ecology of some grasshoppers (Orthoptera: Acridoidea) near Calcutta
, Records of the Zoological Survey of India 852: 301-318 (1988)

Observations on the field transmission dynamics of Schistosoma mansoni and S. mattheei in southern Natal, South Africa
, Parasitology 91: 281-290 (1985)

Observations on the fine structure of Hemiselmis brunnescens Butcher
, Archiv fuer Protistenkunde 1262: 241-245 (1982)

Observations on the fine structure of the cuticle of two desert-dwelling oribatid mites (Acari: Cryptostigmata)
, Israel Journal of Entomology 20: 7-12 (1987)

Observations on the fine structure of the hepatic cells in the sprat (Sprattus sprattus L.)
, Bollettino Di Pesca Piscicoltura E Idrobiologi 311(2): 221-226 (1979)

Observations on the fine structure of the sperm storage crypts in the lizard Acanthodactylus scutellatus hardyi
, Archives de Biologie 923: 287-298 (1981)

Observations on the fine structure of the vagina of pergamasid mites (Pergamasidae, Parasitina, Gamasida)
, Series Entomologica (Dordrecht): 55: 593-601 (1999)

Observations on the fine structure of vole spermatozoa with particular reference to cytoskeletal elements in the mature sperm head
, Gamete Research 1(3-4): 247-257 (1978)

Observations on the fire salamander in Portugal, with notes on other tailed amphibian species and their care in captivity
, British Herpetological Society Bulletin. Autumn; 53: 24-30 (1995)

Observations on the first day dispersal of neonatal hawksbill turtles (Eretmochelys imbricata)
, ine Turtle Newsletter il; 96: 7-10 (2002)

Observations on the first nesting of the kittiwake Rissa tridactyla in the White Sea, Kandalaksha bay.
, Russkii Ornitologicheskii Zhurnal Ekspress Vypusk 2: 10-12 (1996)

Observations on the first-feeding of larvae of Reeves shad (Macrura reevesii) under the artificial reared condition
, Acta Ecologica Sinica 74: 368-375 (1987)

Observations on the fish and prawn seed resources of the Gulf of Kutch and their utilization in aquaculture
, Fishery Technology 241: 5-11 (1987)

Observations on the fish eggs and larvae of black-striped snapper Lutianus vitta (Quoy et Gaimard)
, Transactions of the Chinese Ichthyological Society 1: 49-56 (1981)

Observations on the fish fauna below Tallowa Dam (Shoalhaven River, New South Wales) during river flow stoppages
, Australian Journal of Marine and Freshwater Research 294: 543-549 (1978)

Observations on the fish fauna of the Mokohinau Group
, Tane 26: 83-89 (1980)

Observations on the fish populations of an east coast estuary
, Marine Pollution Bulletin 154: 133-136 (1984)

Observations on the fish populations of the Shropshire-Cheshire meres with particular reference to angling
, British Freshwater Fisheries Conference Proceedings 3: 251-261 (1983)

Observations on the fish production of lake balaton
, Salanki, J And J E Ponyi (Ed ) Symposia Biologica Hungarica, Vol 15 Limnology Of Shallow Waters Tihany, Hungary, Sept 3-8, 1973 303p Illus Maps Akademiai Kiado: Budapest, Hungary ISBN 963-05-0427-8: 273-279 (1975)

Observations on the fisheries of threadfin breams (Nemipteridae) and on the biology of Nemipterus japonicus (Bloch) from Kakinada
, Indian Journal of Fisheries 311: 1-18 (1984)

Observations on the fishery for Chamelea gallina between Porto Falconera and Punta Sabbioni (Gulf of Venice, Italy)
, ICES International Council for the Exploration of the Sea: 200-208 (1995)

Observations on the fishery of Bombayduck, Harpodon nehereus (Hamilton), along the Saurashtra coast
, Indian Journal of Fisheries 324: 431-438 (1985)

Observations on the fishery of Rajformes in central Tyrrhenian Sea
, Oebalia 112: 583-591 (1985)

Observations on the fishery of banana prawn along the North Kanara coast with notes on its schooling behaviour and migration
, Indian Council of Agricultural Research Marine Fisheries Information Service Technical and Extension Series 81: 13-15 (1988)

Observations on the fishery of croakers (Sciaenidae) in the trawling grounds off Rameswaram Island
, Indian Council of Agricultural Research Marine Fisheries Information Service Technical and Extension Series 13(1): 11-15, 26-28 (1994)

Observations on the fishing owl, Scotopelia peli on the Tana River, Kenya
, Unknown (1977)

Observations on the fitness of migrant birds predated by gulls at Dungeness, Kent
, Ringing and Migration 21: 46-47 (1978)

Observations on the flagellar appendages on the plasma membrane of degenerating spermatids of Homona magnanima Diakonoff. (Lepidoptera: Tortricidae)
, Cytologia (Tokyo): 484: 853-858 (1983)

Observations on the flight of seabirds
, Anser 193: 167-173 (1980)

Observations on the flight patterns and foraging behaviour of Tasmanian bats
, Australian Wildlife Research 13(3): 427-432 (1986)

Observations on the flight period of Thrips tabaci Lindeman 1888
, Courier Forschungsinstitut Senckenberg 20 Dezember; 178: 63-64 (1994)

Observations on the flora and fauna of the Kumaon Himalaya
, Zoologiana 4: 77-86 (1982)

Observations on the flying dragon (Draco volans)
, Bulletin of the Chicago Herpetological Society, 236: 88 (1988)

Observations on the food and feeding adaptations of four species of small pelagic teleosts in streams of the Sungei Buloh Mangal, Singapore
, Raffles Bulletin of Zoology 391: 235-257 (1991)

Observations on the food and feeding habits of Archachatina (Calachatina) degneri (Bequaert and Clench)
, Tropical Ecology. Winter; 332: 148-156 (1992)

Observations on the food and feeding habits of Ompok pabda (Hamilton) from the River Padma (Siluridae: Cypriniformis)
, Pakistan Journal of Zoology 231: 75-77 (1991)

Observations on the food and feeding habits of the grouper fish, Plectropomus truncatus (Fowler and Bean, 1930) north-western of Saudi Arabia, Red Sea
, Journal of the Egyptian-German Society of Zoology, B 10: 237-254 (1993)

Observations on the food and feeding of some Dytiscidae (Coleoptera) of Kumaon Lakes with notes on their ecology
, Journal of the Inland Fisheries Society of India 111: 83-86 (1979)

Observations on the food and feeding of the angler-fish, Lophius piscatorius L., in the northern Irish Sea
, Journal of Fish Biology 275: 655-665 (1985)

Observations on the food and food habits of clapper rails (Rallus longirostris Boddaert) from tidal marshes along the east and Gulf coasts of the United States
, Gulf Research Reports 72: 125-135 (1982)

Observations on the food and foraging of knots
, WIWO Report 39: 45-47 (1998)

Observations on the food habit of Presbytis francoisi, in Mayanghe Region, Guizhou Province
, Chinese Journal of Zoology 35(3): 44-49 (2000)

Observations on the food habits of Tor putitora (Hamilton) from Gobindsagar Reservoir, Himachal Pradesh
, Journal of the Inland Fisheries Society of India 121: 138-139 (1980)

Observations on the food of Macquarie perch Macquaria australasica (Pisces: Percichthyidae), in Victoria
, Australian Journal of Marine and Freshwater Research 303: 401-409 (1979)

Observations on the food of feral cats on Campbell Island
, New Zealand Journal of Ecology 2: 64-66 (1979)

Observations on the food of rainbow trout, Salmo gairdneri Richardson, in Lake Purrumbete, Victoria
, Australian Society for Limnology Bulletin 8: 17-21 (1982)

Observations on the food of the Ganges soft-shell turtle Trionyx gangeticus in Keoladeo National Park, Bharatpur
, Journal of the Bombay Natural History Societ 87(3): 460-461 (1991)

Observations on the food of the larvae of the northern shrimp Pandalus borealis Kroyer (Decapoda, Caridea)
, Crustaceana (Leiden): 401: 36-49 (1981)

Observations on the food of the southern giant petrel near Davis, Antarctica
, Notornis 332: 90-91 (1986)

Observations on the food of two sympatric populations of brown trout (Salmo trutta) in Lough Neagh, Northern Ireland
, Proceedings of the Royal Irish Academy Section B Biological Geological and Chemical Science 855: 57-71 (1985)

Observations on the food of young Liza abu (Heckel) from Salihyia River (Basrah, Iraq)
, Iraqi Journal of Marine Science 11: 79-88 (1982)

Observations on the food specialization and the predation of Bufo bufo gargarizans in the vegetable farm of Guiyang Prefecture, Guizhou Province, China
, Chinese Journal of Zoology 202: 9-12 (1985)

Observations on the foraging activity of Hospitalitermes umbrinus (Haviland), Isoptera: Termitidae) in the Gunong Mulu National Park, Sarawak
, Ecological Entomology 43: 231-238 (1979)

Observations on the foraging activity of honey bees and nectar production in 'toon', Toona ciliata Roem
, Indian Bee Journal 52(1-4): 34-35 (1992)

Observations on the foraging association of double-toothed kites and white-faced capuchin monkeys
, Auk 971: 94-98 (1980)

Observations on the foraging behavior of the Jamaican boa, Epicrates subflavus
, Herpetological Review 28(2): 72-73 (1997)

Observations on the foraging behavior of the long-tailed weasel (Mustela frenata) and the ermine (M. erminea)
, Alberta Naturalist. Summer; 282: 31-32 (1998)

Observations on the foraging behaviour of the Corsican nuthatch Sitta whiteheadi in winter
, Sitta 3: 21-25 (1989)

Observations on the foraging ecology of the western coachwhip snake, Masticophis flagellum testaceus
, Snake 24(2): 157-160 (1992)

Observations on the formation organization and size of autumnal-winter concentrations of roe-deers (Capreolus capreolus L.) in a field ecosystem
, Roczniki Akademii Rolniczej w Poznaniu 100: 31-38 (1978)

Observations on the foundresses of Indian yellow wasp, Polistes olivaceus (de-Geer), (Hymenoptera) at nest construction utilizing notice papers
, Bulletin of Entomolog 28(1): 19-24 (1989)

Observations on the frequency and cycle and suitable temperature of transverse fission of Dugesia japonica
, Chinese Journal of Zoology 34(4): 42-44 (1999)

Observations on the freshwater Mollusca of some Cheshire marl-pits over forty-four years
, Conchologists' Newsletter 108: 157-165 (1989)

Observations on the freshwater fish of a small Tasmanian coastal stream
, Papers and Proceedings of the Royal Society of Tasmania 115: 163-172 (1981)

Observations on the fry production of Oreochromis spilurus at two sex ratio combination in marine water
, Journal of the Egyptian-German Society of Zoology, A 27: 63-71 (1998)

Observations on the garden tiger: Arctia caja L
, Entomologist's Record and Journal of Variation, 9611-12: 287 (1984)

Observations on the gathering activity of Formica pratensis Retzius and F. lugubris Zetterstedt in the forests of Cansiglio (the Carnic Prealps)
, Gortania Atti del Museo Friulano di Storia Naturale 2: 181-194 (1980)

Observations on the genus Alcinous Deyrolle (Coleoptera: Buprestidae)
, Victorian Naturalist (Blackburn): 1001: 37-39 (1983)

Observations on the genus Amblyjoppa
, Atropos. Spring; 22: 23-25 (2004)

Observations on the genus Branchiomaldane (Polychaeta: Arenicolidae) with a new record for the Italian fauna: Branchiomaldane vincenti Langerhans 1881
, Oebalia 17: 159-165 (1991)