Diet Overlap

Corvus corax (Northern Raven) Myodes rutilus (northern red-backed vole)

Common Diet

Arctostaphylos alpinus (alpine bearberry) Empetrum nigrum (black crowberry) Vaccinium uliginosum (bog blueberry) Vaccinium vitis-idaea (lingonberry)

Common Habitat

Alashan Plateau semi-desert Alaska Peninsula montane taiga Alaska-St. Elias Range tundra Altai alpine meadow and tundra Altai montane forest and forest steppe Altai steppe and semi-desert Amur meadow steppe Arctic coastal tundra Arctic foothills tundra Baikalskiy Biosphere Reserve Barguzinskiy Biosphere Reserve Bering tundra Beringia lowland tundra Beringia upland tundra Bonanza Creek LTER Site Brooks-British Range tundra Cherskii-Kolyma mountain tundra Chukchi Peninsula tundra Cook Inlet taiga Copper Plateau taiga Coram Biosphere Reserve Da Hinggan-Dzhagdy Mountains conifer forests Daurian forest steppe Denali Biosphere Reserve East European forest steppe East Siberian taiga Eastern Gobi desert steppe Gates of the Arctic National Park Glacier Bay National Park and Preserve Gobi Lakes Valley desert steppe Great Lakes Basin desert steppe Interior Alaska-Yukon lowland taiga Interior Yukon-Alaska alpine tundra Ivvavik National Park Junggar Basin semi-desert Kamchatka Mountain tundra and forest tundra Kamchatka-Kurile meadows and sparse forests Kamchatka-Kurile taiga Katunsky Biosphere Reserve Kazakh forest steppe Kazakh semi-desert Kazakh steppe Kazakh upland Khangai Mountains alpine meadow Khangai Mountains conifer forests Kivach Zapovednik Kluane National Park and Reserve Kola Peninsula tundra Kronotskiy Biosphere Reserve Laplandskiy Biosphere Reserve Low Arctic tundra Manchurian mixed forests Middle Arctic tundra Mongolian-Manchurian grassland Muskwa-Slave Lake forests Nahanni National Park Reserve Noatak Biosphere Reserve North America Northeast China Plain deciduous forests Northeast Siberian taiga Northern Canadian Shield taiga Northern Cordillera forests Northern Pacific coastal forests Northwest Russian-Novaya Zemlya tundra Northwest Territories taiga Ogilvie-MacKenzie alpine tundra Okhotsk-Manchurian taiga Pacific Coastal Mountain icefields and tundra Pechoro-Ilychskiy Biosphere Reserve Pontic steppe Prince Edward Island National Park Queen Maud Gulf Bird Sanctuary Sakhalin Island taiga Sarmatic mixed forests Sayan Alpine meadows and tundra Sayan Intermontane steppe Sayan montane conifer forests Sayano-Shushenskiy Biosphere Reserve Scandinavian and Russian taiga Scandinavian Montane Birch forest and grasslands Selenge-Orkhon forest steppe Sikhote-Alinskiy Biosphere Reserve Sokhondinskiy Biosphere Reserve South Sakhalin-Kurile mixed forests South Siberian forest steppe Suiphun-Khanka meadows and forest meadows Taimyr-Central Siberian tundra Trans-Baikal Bald Mountain tundra Trans-Baikal conifer forests Tsentral'no-Lesnoy Biosphere Reserve Tsentral'no-Sibirskiy Biosphere Reserve Tuktut Nogait National Park Ubsunurskaya Kotlovina (Ubsunur Depression) Ukkusiksalik National Park Ural montane forests and tundra Ussuri broadleaf and mixed forests Vuntut National Park West Siberian taiga Western Siberian hemiboreal forests Woodland Caribou Provincial Wilderness Park Wrangell-St. Elias National Park and Preserve Yamal-Gydan tundra Yellowstone Biosphere Reserve Yukon Interior dry forests