Diet Overlap

Strix varia (Barred Owl)
Asio flammeus (Short-eared Owl)

Common Diet

Blarina brevicauda (Northern Short-tailed Shrew)
Microtus pennsylvanicus (meadow vole)
Microtus pinetorum (woodland vole)
Peromyscus leucopus (white-footed mouse)

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
Arkansas Post National Memorial
Atlantic coastal pine barrens
Bajío dry forests
Banff National Park
Big Cypress National Preserve
Blackwater National Wildlife Refuge
Bombay Hook National Wildlife Refuge
British Columbia mainland coastal forests
Bruce Peninsula National Park
California Coast Ranges Biosphere Reserve
Canaveral National Seashore
Cape Romain National Wildlife Refuge
Carolinian-South Atlantic Biosphere Reserve
Cascade Mountains leeward forests
Cedar Creek LTER Site
Central and Southern Cascades forests
Central and Southern mixed grasslands
Central British Columbia Mountain forests
Central Canadian Shield forests
Central forest-grasslands transition
Central Gulf Coastal Plain Biosphere Reserve
Central Pacific coastal forests
Central tall grasslands
Central U.S. hardwood forests
Champlain-Adirondack Biosphere Reserve
Chattahoochee River National Recreation Area
Chesapeake & Ohio Canal National Hist. Park
Chickasaw National Recreation Area
Cumberland Island National Seashore
East Central Texas forests
Eastern Canadian forests
Eastern forest-boreal transition
Eastern Great Lakes lowland forests
Edwards Plateau savanna
Effigy Mounds National Monument
Everglades
Fathom Five National Marine Park
Flint Hills tall grasslands
Florida sand pine scrub
Forillon National Park
Fort Pulaski National Monument
Fraser Plateau and Basin complex
Fundy National Park
George WA Carver National Monument
George Washington Memorial Parkway
Georgian Bay Islands National Park
Gettysburg National Military Park
Great Swamp National Wildlife Refuge
Greenwater Provincial Park
Gulf of St. Lawrence lowland forests
Horicon National Wildlife Refuge
Hot Springs National Park
Indiana Dunes National Lakeshore
Jasper National Park
Kejimkujik Seaside Adjunct
Konza Prairie Biosphere Reserve
Kootenay National Park
Kouchibouguac National Park
Lacassine National Wildlife Refuge
Lake Superior Provincial Park
Little St. Simons Island
Long Point Biosphere Reserve
Madrean Pine-Oak Woodlands
Mesoamerica
Mid-Continental Canadian forests
Middle Atlantic coastal forests
Midwestern Canadian Shield forests
Mississippi lowland forests
Muskwa-Slave Lake forests
Nebraska Sand Hills mixed grasslands
New England-Acadian forests
Niagara Escarpment Biosphere Reserve
North America
North Central Rockies forests
Northeastern coastal forests
Northern Cordillera forests
Northern mixed grasslands
Northern tall grasslands
Northern transitional alpine forests
Okanagan dry forests
Ozark Mountain forests
Ozark National Scenic Riverways
Palouse grasslands
Piney Woods forests
Prince Albert National Park
Prince Edward Island National Park
Puget lowland forests
Pukaskwa National Park
Redwood National Park
Riding Mountain Biosphere Reserve
Rondeau Provincial Park
Saint Croix International Historic Site
Saint Lawrence Islands National Park
Salt Plains National Wildlife Refuge
Saratoga National Historical Park
Sierra Madre de Oaxaca pine-oak forests
Sierra Madre Occidental pine-oak forests
Sleeping Bear Dunes National Lakeshore
South Atlantic Coastal Plain Biosphere Reserve
South Florida rocklands
Southeastern conifer forests
Southeastern mixed forests
Southern Great Lakes forests
Tawas Point State Park
Texas blackland prairies
Trans-Mexican Volcanic Belt pine-oak forests
Upper Midwest forest-savanna transition
Upper Miss. River Nat'l Wildlife Refuge
Virginia Coast Biosphere Reserve
Voyageurs National Park
Waterton Biosphere Reserve
Western Great Lakes forests
Western Gulf Coastal grasslands
Yoho National Park

Attributes / relations provided by
♦ 1Blarina brevicauda, Sarah B. George, Jerry R. Choate, and Hugh H. Genoways, MAMMALIAN SPECIES No. 261, pp. 1-9 (1986)
♦ 2Study of Northern Virginia Ecology
♦ 3BREEDING SEASON DIET OF SHORT-EARED OWLS IN MASSACHUSETTS, DENVER W. HOLT, Wilson Bull., 105(3), 1993, pp. 490-496
♦ 4Microtus pinetorum, Michael J. Smolen, Mammalian Species No. 147, pp. 1-7 (1981)