Diet OverlapCommon Diet
Common Habitat
Attributes / relations provided by ♦ 1Individual variation in the ability of Columbian ground squirrels to select an optimal diet, MARK E. RITCHIE, Evolutionary Ecology, 1988, 2, 232-252 ♦ 2Study of Northern Virginia Ecology ♦ 3Spermophilus columbianus, Charles L. Elliott and Jerran T. Flinders, MAMMALIAN SPECIES No. 372, pp. 1-9 (1991) |