Diet Overlap

Glaucidium gnoma (Northern Pygmy-Owl)
Mustela erminea (Ermine)

Common Diet

Microtus montanus (montane vole)

Common Habitat

Bandelier National Monument
Banff National Park
Blue Mountains forests
British Columbia mainland coastal forests
California Central Valley grasslands
California Coast Ranges Biosphere Reserve
California Floristic Province
California interior chaparral and woodlands
Cascade Mountains leeward forests
Central and Southern Cascades forests
Central Pacific coastal forests
Colorado Plateau shrublands
Colorado Rockies forests
Coram Biosphere Reserve
Eastern Cascades forests
El Morro National Monument
Fraser Plateau and Basin complex
Glacier National Park
Great Basin montane forests
Great Basin National Park
Great Basin shrub steppe
H.J. Andrews Biosphere Reserve
Jasper National Park
Klamath-Siskiyou forests
Kootenay National Park
Lassen Volcanic National Park
Mount Rainier National Park
Mount Revelstoke National Park
North America
North Central Rockies forests
Northern California coastal forests
Northern Pacific coastal forests
Okanagan dry forests
Olympic Biosphere Reserve
Oregon Caves National Monument
Pacific Rim National Park Reserve
Palouse grasslands
Point Reyes National Seashore
Puget lowland forests
Queen Charlotte Islands
Redwood National Park
Rocky Mountain Biosphere Reserve
Sequoia and Kings Canyon Biosphere Reserve
Sierra Nevada forests
Snake-Columbia shrub steppe
South Central Rockies forests
Wasatch and Uinta montane forests
Waterton Biosphere Reserve
Whiskey-Shasta-Trinity National Recreation Area
Willamette Valley forests
Wyoming Basin shrub steppe
Yellowstone Biosphere Reserve
Yoho National Park
Yosemite National Park
Zion National Park

Attributes / relations provided by
♦ 1DIETS OF NORTHERN PYGMY-OWLS AND NORTHERN SAW-WHET OWLS IN WEST-CENTRAL MONTANA, DENVER W. HOLT AND LESLIE A. LEROUX, Wilson Bull., 108(1), 1996, pp. 123-128
♦ 2Microtus montanus, Wendy E. Sera and Cathleen N. Early, MAMMALIAN SPECIES No. 716, pp. 1–10 (2003)