Diet Overlap

Ursus arctos (Grizzly Bear)
Ursus americanus (black bear)

Common Diet

Arctostaphylos alpinus (alpine bearberry)
Cervus elaphus (wapiti or elk)
Chamerion angustifolium angustifolium (Rosebay Willowherb)
Empetrum nigrum (black crowberry)
Equisetum arvense (scouring rush)
Marmota caligata (hoary marmot)
Odocoileus hemionus (mule deer)
Oncorhynchus tshawytscha (chinook salmon or king salmon)
Rubus idaeus (Raspberry)
Shepherdia canadensis (russet buffalo-berry)
Vaccinium membranaceum (thinleaf huckleberry)
Vaccinium scoparium (grouse whortleberry)
Vaccinium uliginosum (bog blueberry)
Vaccinium vitis-idaea (lingonberry)

Common Habitat

Alaska-St. Elias Range tundra
Alberta Mountain forests
Alberta-British Columbia foothills forests
Arctic National Wildlife Refuge
Bandelier National Monument
Banff National Park
Beringia lowland tundra
Beringia upland tundra
British Columbia mainland coastal forests
Brooks-British Range tundra
Canadian Aspen forests and parklands
Cascade Mountains leeward forests
Central British Columbia Mountain forests
Cook Inlet taiga
Copper Plateau taiga
Coram Biosphere Reserve
Denali Biosphere Reserve
El Morro National Monument
Fraser Plateau and Basin complex
Gates of the Arctic National Park
Glacier Bay National Park and Preserve
Glacier National Park
Grand Teton National Park
Guadalupe Mountains National Park
Interior Alaska-Yukon lowland taiga
Interior Yukon-Alaska alpine tundra
Jasper National Park
Kluane National Park and Reserve
Kootenay National Park
Mid-Continental Canadian forests
Montana Valley and Foothill grasslands
Mount Revelstoke National Park
Muskwa-Slave Lake forests
Nahanni National Park Reserve
Noatak Biosphere Reserve
North America
North Central Rockies forests
Northern Canadian Shield taiga
Northern Cordillera forests
Northern Pacific coastal forests
Northern transitional alpine forests
Northwest Territories taiga
Ogilvie-MacKenzie alpine tundra
Okanagan dry forests
Pacific Coastal Mountain icefields and tundra
Petrified Forest National Park
Puget lowland forests
South Central Rockies forests
Vuntut National Park
Wapusk National Park
Waterton Biosphere Reserve
Wrangell-St. Elias National Park and Preserve
Yellowstone Biosphere Reserve
Yoho National Park
Yosemite National Park
Yukon Interior dry forests

Attributes / relations provided by
♦ 1Making The Forest And Tundra Wildlife Connection
♦ 2Exploring the Denali Food Web, ParkWise, National Park Service
♦ 3National Geographic Magazine - May 2016 - Yellowstone - The Carnivore Comeback
♦ 4Marmota caligata (Rodentia: Sciuridae), JANET K. BRAUN, T. SCOTT EATON, JR., AND MICHAEL A. MARES, MAMMALIAN SPECIES 43(884):155–171 (2011)
♦ 5Odocoileus hemionus, Allen E. Anderson and Olof C. Wallmo, Mammalian Species No. 219, pp. 1-9 (1984)