Food of townsend ground squirrels on the arid land ecology reserve washington usa

Johnson, M. K.

Diets of townsend ground squirrels were quantified from the Arid Land Ecology Reserve in eastern Washington [USA]. There were 14 foods identified in the analysis: Poa sandbergii (49%), Achillea lanulosa (11%), Lupinus laxiflorus (10%), Astragalus purshii (11%), Descurainia pinnata seed (8%), Erigeron filifolius (3%), Antennaria dimorpha (2%), Salsola kali (2%), Artemisia tridentata (2%), Sisymbrium altissimum (2%), unclassified forb (3%), Balsamorhiza careyana (< 1%), Lactuca serriola (< 1%), lichen (< 1%) and arthropod (< 1%).