Diet Overlap

Urocitellus columbianus (Columbian ground squirrel)
Cervus elaphus (wapiti or elk)

Common Diet

Poa pratensis (Kentucky bluegrass)
Pseudoroegneria spicata (Bluebunch wheatgrass)

Common Habitat

Alberta Mountain forests
Alberta-British Columbia foothills forests
Banff National Park
Blue Mountains forests
Cascade Mountains leeward forests
Central British Columbia Mountain forests
Craters of the Moon National Monument
Glacier National Park
Jasper National Park
Kootenay National Park
Lake Roosevelt National Recreation Area
Montana Valley and Foothill grasslands
Mount Revelstoke National Park
North America
North Central Rockies forests
Okanagan dry forests
Palouse grasslands
Snake-Columbia shrub steppe
South Central Rockies forests
Waterton Biosphere Reserve
Yoho National Park

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
♦ 2Ecology of Commanster
♦ 3Spermophilus columbianus, Charles L. Elliott and Jerran T. Flinders, MAMMALIAN SPECIES No. 372, pp. 1-9 (1991)
♦ 4National Geographic Magazine - May 2016 - Yellowstone - The Carnivore Comeback