Diet Overlap

Passer domesticus (House Sparrow)
Urocitellus columbianus (Columbian ground squirrel)

Common Diet

Poa pratensis (Kentucky bluegrass)
Taraxacum campylodes (Dandelion)

Common Habitat

Banff National Park
Craters of the Moon National Monument
Jasper National Park
Kootenay National Park
Lake Roosevelt National Recreation Area
North America
Waterton Biosphere Reserve
Yoho National Park

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