Diet Overlap

Tympanuchus phasianellus (Sharp-tailed Grouse)
Ochotona collaris (Collared Pika)

Common Diet

Betula papyrifera (mountain paper birch)

Common Habitat

Interior Alaska-Yukon lowland taiga
Interior Yukon-Alaska alpine tundra
North America
Northern Cordillera forests
Northwest Territories taiga
Ogilvie-MacKenzie alpine tundra
Wrangell-St. Elias National Park and Preserve
Yukon Interior dry forests

Attributes / relations provided by
♦ 1Alaska Wildlife Notebook Series, Alaska Department of Fish and Game
♦ 2Ochotona collaris, Stephen O. MacDonald and Clyde Jones, MAMMALIAN SPECIES No. 281, pp. 1-4 (1987)