Diet Overlap

Lagopus lagopus (Willow Ptarmigan)
Lyrurus tetrix (Eurasian Black Grouse)

Common Diet

Empetrum nigrum (black crowberry)

Common Habitat

Alam-Pedja
Amur meadow steppe
Baikalskiy Biosphere Reserve
Beinn Eighe National Nature Reserve
Berezinskiy Zapovednik
Cairngorms
Cairnsmore of Fleet, Silver Flowe, and Merrick Kells
Caledon conifer forests
Celtic broadleaf forests
Da Hinggan-Dzhagdy Mountains conifer forests
East Siberian taiga
Europe & Northern Asia (excluding China)
Great Lakes Basin desert steppe
Isle of Rum National Nature Reserve
Katunsky Biosphere Reserve
Kazakh forest steppe
Kazakh steppe
Kazakh upland
Kola Peninsula tundra
Kostomukshsky Zapovednik
Krkonose
Lake Torne Area
Laplandskiy Biosphere Reserve
Manchurian mixed forests
Moffat Hills
Mongolian-Manchurian grassland
Moorfoot Hills
North Atlantic moist mixed forests
North Pennine Moors
Northern Karelian
Northwest Russian-Novaya Zemlya tundra
Okhotsk-Manchurian taiga
Parc National Suisse
Pechoro-Ilychskiy Biosphere Reserve
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
Sokhondinskiy Biosphere Reserve
South Pennine Moors
South Siberian forest steppe
Trans-Baikal Bald Mountain tundra
Trans-Baikal conifer forests
Tsentral'no-Lesnoy Biosphere Reserve
Tsentral'no-Sibirskiy Biosphere Reserve
Ubsunurskaya Kotlovina (Ubsunur Depression)
Ural montane forests and tundra
West Siberian taiga
Western Siberian hemiboreal forests

Attributes / relations provided by
♦ 1Making The Forest And Tundra Wildlife Connection
♦ 2Starling-Westerberg, A. N. N. E. (2001). The habitat use and diet of black grouse Tetrao tetrix in the Pennine hills of northern England. Bird Study, 48(1), 76-89.