Diet Overlap

Falco mexicanus (Prairie Falcon)
Mustela vison (American Mink)

Common Diet

Urocitellus richardsonii (Richardson's ground squirrel)

Common Habitat

Agate Fossil Beds National Monument
Alberta Mountain forests
Alberta-British Columbia foothills forests
Bandelier National Monument
Banff National Park
Bighorn Canyon National Recreation Area
California Coast Ranges Biosphere Reserve
Canadian Aspen forests and parklands
Capital Reef National Park
Cascade Mountains leeward forests
Central and Southern Cascades forests
Central British Columbia Mountain forests
Colorado Rockies forests
Deer Flat National Wildlife Refuge
Devils Tower National Monument
Dinosaur National Monument
Elk Island National Park
Fraser Plateau and Basin complex
Glacier National Park
Grand Teton National Park
Grasslands National Park
Knife River Indian Villages National Hist. Site
Kootenay National Park
Lake Roosevelt National Recreation Area
Lassen Volcanic National Park
Lava Beds National Monument
Long Point Biosphere Reserve
Montana Valley and Foothill grasslands
Mount Rainier National Park
North Central Rockies forests
Northern mixed grasslands
Northern short grasslands
Okanagan dry forests
Olympic Biosphere Reserve
Palouse grasslands
Redwood National Park
Rocky Mountain Biosphere Reserve
Scotts Bluff National Monument
South Central Rockies forests
Waterton Biosphere Reserve
Western short grasslands
Willamette Valley forests
Wyoming Basin shrub steppe
Yellowstone Biosphere Reserve
Yosemite National Park

Attributes / relations provided by
♦ 1FOOD HABITS AND NEST CHARACTERISTICS OF BREEDING RAPTORS IN SOUTHWESTERN WYOMING, Patricia A. MacLaren, Stanley H. Anderson, and Douglas E. Runde, Great Basin Naturalist Vol. 48, No. 4 pp. 548-553 (1988)
♦ 2Spermophilus richardsonii, Gail R. Michener and James W. Koeppl, Mammalian Species No. 243, pp. 1-8, (1985)