Diet Overlap

Asio flammeus (Short-eared Owl)
Mustela erminea (Ermine)

Common Diet

Microtus agrestis (field vole)
Microtus californicus (California vole)
Microtus montanus (montane vole)

Common Habitat

Acadia National Park
Adutiskis-Svyla-Birveta wetland complex
Alashan Plateau semi-desert
Alaska Peninsula montane taiga
Alaska-St. Elias Range tundra
Alberta Mountain forests
Alberta-British Columbia foothills forests
Algonquin Provincial Park
Allegheny Highlands forests
Alps conifer and mixed forests
Altai alpine meadow and tundra
Altai montane forest and forest steppe
Alto Garda Bresciano
Amur meadow steppe
Appalachian mixed mesophytic forests
Appalachian-Blue Ridge forests
Arctic coastal tundra
Arctic foothills tundra
Arctic National Wildlife Refuge
Astrakhanskiy Biosphere Reserve
Atlantic coastal pine barrens
Atlantic mixed forests
Badlands National Park
Baikalskiy Biosphere Reserve
Balkan mixed forests
Baltic mixed forests
Bandelier National Monument
Banff National Park
Barguzinskiy Biosphere Reserve
Belovezhskaya Pushcha Biosphere Reserve
Berezinskiy Zapovednik
Beringia lowland tundra
Beringia upland tundra
Bialowieza National Park
Bishop Pine Preserve
Blue Mountains forests
Bonanza Creek LTER Site
BOUCLES DE LA MARNE
British Columbia mainland coastal forests
Brooks-British Range tundra
Bruce Peninsula National Park
Cairnsmore of Fleet, Silver Flowe, and Merrick Kells
Caledon conifer forests
California Central Valley grasslands
California Coast Ranges Biosphere Reserve
California Floristic Province
California interior chaparral and woodlands
Canadian Aspen forests and parklands
Cantabrian mixed forests
Carpathian montane forests
Cascade Mountains leeward forests
Caspian lowland desert
Cedar Creek LTER Site
Celtic broadleaf forests
Central and Southern Cascades forests
Central British Columbia Mountain forests
Central Canadian Shield forests
Central European mixed forests
Central Pacific coastal forests
Central Plains Biosphere Reserve
Central tall grasslands
Central Tibetan Plateau alpine steppe
Champlain-Adirondack Biosphere Reserve
Changbai Mountains mixed forests
Chelmskie Torfowiska Weglanowe
Colorado Plateau shrublands
Colorado Rockies forests
Cook Inlet taiga
Copper Plateau taiga
Da Hinggan-Dzhagdy Mountains conifer forests
Darvinsky Zapovednik
Daurian forest steppe
Daurskiy Biosphere Reserve
Denali Biosphere Reserve
Dinaric Mountains mixed forests
Dolna Odra
Dyfi National Nature Reserve
East European forest steppe
Eastern Canadian forests
Eastern Canadian Shield taiga
Eastern Cascades forests
Eastern forest-boreal transition
Eastern Great Lakes lowland forests
Elk Island National Park
English Lowlands beech forests
Engures ezers
Fathom Five National Marine Park
Fenland
Firth of Tay & Eden Estuary
Fraser Plateau and Basin complex
Fundy National Park
Georgian Bay Islands National Park
Glacier Bay National Park and Preserve
Grasslands National Park
Great Basin montane forests
Great Basin National Park
Great Basin shrub steppe
Gros Morne National Park
Gulf of St. Lawrence lowland forests
Hainan Island monsoon rain forests
Haßlebener Ried - Alperstedter Ried
Himalaya
Hortobágy National Park
Humber Estuary
Iberian conifer forests
Iberian sclerophyllous and semi-deciduous forests
Illyrian deciduous forests
Indo-Burma
Interior Alaska-Yukon lowland taiga
Interior Yukon-Alaska alpine tundra
Italian sclerophyllous and semi-deciduous forests
Ivvavik National Park
Jasper National Park
Junggar Basin semi-desert
Kazakh upland
Kejimkujik Seaside Adjunct
Kis-Sárrét
Kiskunsag Biosphere Reserve
Klamath-Siskiyou forests
Kluane National Park and Reserve
Kola Peninsula tundra
Kootenay National Park
Kouchibouguac National Park
Krkonose
Kronotskiy Biosphere Reserve
Lake Superior Provincial Park
Lake Torne Area
Laplandskiy Biosphere Reserve
Lassen Volcanic National Park
Low Arctic tundra
Manchurian mixed forests
Mediterranean Basin
Mid-Continental Canadian forests
Middle Atlantic coastal forests
Midwestern Canadian Shield forests
Mingan Archipelago National Park Reserve
Mongolian-Manchurian grassland
Montana Valley and Foothill grasslands
Montesinho/Nogueira
Moor House-Upper Teesdale Biosphere Reserve
Mountains of Central Asia
Muskwa-Slave Lake forests
Nenjiang River grassland
New England-Acadian forests
Niagara Escarpment Biosphere Reserve
North America
North Atlantic moist mixed forests
North Central Rockies forests
North Norfolk Coast
North Pennine Moors
Northeast China Plain deciduous forests
Northeastern coastal forests
Northeastern Spain and Southern France Mediterranean forests
Northern California coastal forests
Northern Canadian Shield taiga
Northern Cordillera forests
Northern mixed grasslands
Northern Pacific coastal forests
Northern short grasslands
Northern tall grasslands
Northern transitional alpine forests
Northwest Iberian montane forests
Northwest Russian-Novaya Zemlya tundra
Northwest Territories taiga
Northwestern thorn scrub forests
Ogilvie-MacKenzie alpine tundra
Okanagan dry forests
Okskiy Biosphere Reserve
Ostrov Vrangelya (Wrangel Island) Zapovednik
Pacific Coastal Mountain icefields and tundra
Pacific Rim National Park Reserve
Palouse grasslands
Pamir alpine desert and tundra
Pannonian mixed forests
Pechoro-Ilychskiy Biosphere Reserve
Po Basin mixed forests
Point Pelee National Park
Point Reyes National Seashore
Pontic steppe
Prince Albert National Park
Prince Edward Island National Park
Prioksko-Terrasny Biosphere Reserve
Przelomowa Dolina Narwi
Puget lowland forests
Pukaskwa National Park
Puszcza Bialowieska
Puszcza Kampinoska
Pyrenees conifer and mixed forests
Queen Charlotte Islands
Queen Maud Gulf Bird Sanctuary
Redwood National Park
Reserve de la Biosphere des Vosges du Nord
Riding Mountain Biosphere Reserve
Rodope montane mixed forests
Rondeau Provincial Park
Saint Lawrence Islands National Park
Saratoga National Historical Park
Sarmatic mixed forests
Sayan Alpine meadows and tundra
Scandinavian and Russian taiga
Scandinavian coastal conifer forests
Scandinavian Montane Birch forest and grasslands
Schorfheide-Chorin
Sefton Coast
Sequoia and Kings Canyon Biosphere Reserve
Sierra Nevada forests
Sikhote-Alinskiy Biosphere Reserve
Sleeping Bear Dunes National Lakeshore
Slowinski National Park
Snake-Columbia shrub steppe
South Central Rockies forests
South China-Vietnam subtropical evergreen forests
South Pennine Moors
Southern Great Lakes forests
Southern Hudson Bay taiga
Spreewald
Suiphun-Khanka meadows and forest meadows
Taimyr-Central Siberian tundra
Taimyrsky Biosphere Reserve
Taklimakan desert
Teicu dabas rezervats
The Wash and North Norfolk Coast
Tian Shan foothill arid steppe
Tian Shan montane conifer forests
Tian Shan montane steppe and meadows
Torfowiska Chelmskie
Torngat Mountain tundra
Trebon Basin Protected Landscape Area
Tsentral'no-Chernozemny Biosphere Reserve
Tsentral'no-Lesnoy Biosphere Reserve
Tsentral'no-Sibirskiy Biosphere Reserve
Tuktut Nogait National Park
Ubsunurskaya Kotlovina (Ubsunur Depression)
Upper Midwest forest-savanna transition
Voronezhskiy Biosphere Reserve
Voyageurs National Park
Vuntut National Park
Waddensea of Lower Saxony
Walker Bay Field Station
Wapusk National Park
Wasatch and Uinta montane forests
Waterton Biosphere Reserve
Western European broadleaf forests
Western Great Lakes forests
Western Himalayan subalpine conifer forests
Western short grasslands
Willamette Valley forests
Wolin i Uznam
Wood Buffalo National Park
Wrangell-St. Elias National Park and Preserve
Wyoming Basin shrub steppe
Yellowstone Biosphere Reserve
Yoho National Park
Yukon Interior dry forests

Attributes / relations provided by
♦ 1Avian and mammalian predators of shrews in Europe: regional differences, between-year and seasonal variation, and mortality due to predation, Erkki Korpimäki & Kai Norrdahl, Ann. Zool. Fennici 26:389-400. 1989
♦ 2Ecology of Commanster
♦ 3Raptor Predation on Wintering Shorebirds, G. Page and D. F. Whitacre, The Condor, Vol. 77, No. 1 (Spring, 1975), pp. 73-83
♦ 4Microtus californicus (Rodentia: Cricetidae), NICHOLE L. CUDWORTH AND JOHN L. KOPROWSKI, MAMMALIAN SPECIES 42(868):230–243 (2010)
♦ 5Microtus montanus, Wendy E. Sera and Cathleen N. Early, MAMMALIAN SPECIES No. 716, pp. 1–10 (2003)