Diet Overlap

Mustela erminea (Ermine)
Mustela frenata (Long-tailed Weasel)

Common Diet

Microtus californicus (California vole)
Microtus montanus (montane vole)
Myodes californicus (western red-backed vole)
Ochotona princeps (pika)
Poliocitellus franklinii (Franklin's ground squirrel)

Common Habitat

Acadia National Park
Alberta Mountain forests
Alberta-British Columbia foothills forests
Algonquin Provincial Park
Allegheny Highlands forests
Appalachian mixed mesophytic forests
Appalachian-Blue Ridge forests
Atlantic coastal pine barrens
Badlands National Park
Bandelier National Monument
Banff National Park
Bishop Pine Preserve
Blue Mountains forests
British Columbia mainland coastal forests
Bruce Peninsula National Park
California Central Valley grasslands
California Coast Ranges Biosphere Reserve
California Floristic Province
California interior chaparral and woodlands
Canadian Aspen forests and parklands
Cascade Mountains leeward forests
Cedar Creek LTER Site
Central and Southern Cascades forests
Central British Columbia Mountain forests
Central Pacific coastal forests
Central Plains Biosphere Reserve
Central tall grasslands
Champlain-Adirondack Biosphere Reserve
Chippewa Nature Center
Colorado Plateau shrublands
Colorado Rockies forests
Coram Biosphere Reserve
Devils Tower National Monument
Eastern Cascades forests
Eastern forest-boreal transition
Eastern Great Lakes lowland forests
El Morro National Monument
Elk Island National Park
Fathom Five National Marine Park
Fort Necessity National Battlefield
Fraser Biosphere Reserve
Fraser Plateau and Basin complex
Georgian Bay Islands National Park
Glacier National Park
Grand Teton National Park
Grasslands National Park
Great Basin montane forests
Great Basin National Park
Great Basin shrub steppe
Gulf of St. Lawrence lowland forests
H.J. Andrews Biosphere Reserve
Heath and Marjorie Angelo Coast Range Preserve
Jasper National Park
Klamath-Siskiyou forests
La Mauricie National Park
Lake Roosevelt National Recreation Area
Lassen Volcanic National Park
Middle Atlantic coastal forests
Montana Valley and Foothill grasslands
Mount Rainier National Park
Mount Revelstoke National Park
New England-Acadian forests
Niagara Escarpment Biosphere Reserve
North America
North Central Rockies forests
Northeastern coastal forests
Northern California coastal forests
Northern mixed grasslands
Northern short grasslands
Northern tall grasslands
Okanagan dry forests
Olympic Biosphere Reserve
Oregon Caves National Monument
Palouse grasslands
Point Pelee National Park
Point Reyes National Seashore
Prince Albert National Park
Puget lowland forests
Pukaskwa National Park
Redwood National Park
Reserve de la Biosphere de Charlevoix
Riding Mountain Biosphere Reserve
Rocky Mountain Biosphere Reserve
Rondeau Provincial Park
Saint Lawrence Islands National Park
Saratoga National Historical Park
Sequoia and Kings Canyon Biosphere Reserve
Sierra Nevada forests
Sleeping Bear Dunes National Lakeshore
Snake-Columbia shrub steppe
South Central Rockies forests
Southern Great Lakes forests
Upper Midwest forest-savanna transition
Wasatch and Uinta montane forests
Waterton Biosphere Reserve
Western Great Lakes forests
Western short grasslands
Whiskey-Shasta-Trinity National Recreation Area
Willamette Valley forests
Wood Buffalo National Park
Wyoming Basin shrub steppe
Yellowstone Biosphere Reserve
Yoho National Park
Yosemite National Park
Zion National Park

Attributes / relations provided by
♦ 1Microtus californicus (Rodentia: Cricetidae), NICHOLE L. CUDWORTH AND JOHN L. KOPROWSKI, MAMMALIAN SPECIES 42(868):230–243 (2010)
♦ 2Microtus montanus, Wendy E. Sera and Cathleen N. Early, MAMMALIAN SPECIES No. 716, pp. 1–10 (2003)
♦ 3Clethrionomys californicus, Lois F. Alexander and B. J. Verts, MAMMALIAN SPECIES No. 406, pp. 1-6 (1992)
♦ 4Responses of pikas (Ochotona princeps, Lagomorpha) to naturally occurring terrestrial predators, Barbara L. Ivins and Andrew T. Smith, Behav Ecol Sociobiol (1983) 13:277-285
♦ 5Mustela frenata, Steven R. Sheffield and Howard H. Thomas, MAMMALIAN SPECIES No. 570, pp. 1-9 (1997)
♦ 6Spermophilus franklinii, Andrea C. Ostroff and Elmer J. Finck, MAMMALIAN SPECIES No. 724, pp. 1–5 (2003)