Snowshoe Hare, Spruce Grouse, Blue Grouse, Ruffed Grouse, Sharp-tailed Grouse, Willow Ptarmigan, Rock Ptarmigan, White-tailed Ptarmigan, American Red Squirrel, Arctic Ground Squirrel, Collared Pika, Northern Collared Lemming, Nelson's Collared Lemming, Siberian Brown Lemming, North American Brown Lemming, Northern Bog Lemming, Northern Red-backed Vole, Meadow Vole, Tundra Vole, Long-tailed Vole, Yellow-cheeked Vole, Singing Vole