Diet Overlap

Bubo scandiacus (Snowy Owl)
Mustela vison (American Mink)

Common Diet

Urocitellus richardsonii (Richardson's ground squirrel)

Common Habitat

Acadia National Park
Alaska-St. Elias Range tundra
Alberta Mountain forests
Alberta-British Columbia foothills forests
Algonquin Provincial Park
Arctic coastal tundra
Arctic foothills tundra
Arctic National Wildlife Refuge
Banff National Park
Berezinskiy Zapovednik
Beringia lowland tundra
Beringia upland tundra
Bialowieza National Park
Bighorn Canyon National Recreation Area
Bonanza Creek LTER Site
British Columbia mainland coastal forests
Brooks-British Range tundra
Bruce Peninsula National Park
California Coast Ranges Biosphere Reserve
Canadian Aspen forests and parklands
Cape Breton Highlands National Park
Cape Cod National Seashore
Carolinian-South Atlantic Biosphere Reserve
Cascade Mountains leeward forests
Central British Columbia Mountain forests
Central Pacific coastal forests
Deer Flat National Wildlife Refuge
Denali Biosphere Reserve
Dinosaur National Monument
Eastern Canadian Shield taiga
Eastern forest-boreal transition
Eastern Great Lakes lowland forests
Elk Island National Park
Fathom Five National Marine Park
Fort Pulaski National Monument
Fraser Plateau and Basin complex
Fundy National Park
Gates of the Arctic National Park
Georgian Bay Islands National Park
Grasslands National Park
Greenwater Provincial Park
Gros Morne National Park
Gulf of St. Lawrence lowland forests
Indiana Dunes National Lakeshore
Interior Yukon-Alaska alpine tundra
Jasper National Park
Kluane National Park and Reserve
Knife River Indian Villages National Hist. Site
Krkonose
Kronotskiy Biosphere Reserve
Lake Superior Provincial Park
Laplandskiy Biosphere Reserve
Low Arctic tundra
Mammoth Cave Area Biosphere Reserve (Natn'l Park)
Montana Valley and Foothill grasslands
Morristown National Historical Park
New England-Acadian forests
Niagara Escarpment Biosphere Reserve
Noatak Biosphere Reserve
North Central Rockies forests
Northern Canadian Shield taiga
Northern mixed grasslands
Northern Pacific coastal forests
Northern short grasslands
Northern transitional alpine forests
Ogilvie-MacKenzie alpine tundra
Okanagan dry forests
Olympic Biosphere Reserve
Ozark National Scenic Riverways
Pacific Coastal Mountain icefields and tundra
Pacific Rim National Park Reserve
Palouse grasslands
Pechoro-Ilychskiy Biosphere Reserve
Pipestone National Monument
Point Pelee National Park
Prince Albert National Park
Prince Edward Island National Park
Puget lowland forests
Pukaskwa National Park
Redwood National Park
Riding Mountain Biosphere Reserve
Rondeau Provincial Park
Roosevelt Vanderbilt National Historic Site
Saint Lawrence Islands National Park
Saratoga National Historical Park
Sayano-Shushenskiy Biosphere Reserve
Sikhote-Alinskiy Biosphere Reserve
Sokhondinskiy Biosphere Reserve
South Atlantic Coastal Plain Biosphere Reserve
Southern Great Lakes forests
Southern Hudson Bay taiga
Tsentral'no-Sibirskiy Biosphere Reserve
Upper Midwest forest-savanna transition
Upper Miss. River Nat'l Wildlife Refuge
Voronezhskiy Biosphere Reserve
Voyageurs National Park
Wapusk National Park
Western Great Lakes forests
Wood Buffalo National Park
Wrangell-St. Elias National Park and Preserve

Attributes / relations provided by
♦ 1Spermophilus richardsonii, Gail R. Michener and James W. Koeppl, Mammalian Species No. 243, pp. 1-8, (1985)