Diet Overlap

Strix varia (Barred Owl)
Strix nebulosa (Great Grey Owl)

Common Diet

Glaucomys sabrinus (northern flying squirrel)
Sorex vagrans (Vagrant Shrew)

Common Habitat

Alberta Mountain forests
Alberta-British Columbia foothills forests
Algonquin Provincial Park
Banff National Park
British Columbia mainland coastal forests
Bruce Peninsula National Park
California Coast Ranges Biosphere Reserve
Cascade Mountains leeward forests
Cedar Creek LTER Site
Central and Southern Cascades forests
Central British Columbia Mountain forests
Central Canadian Shield forests
Central Pacific coastal forests
Fathom Five National Marine Park
Fraser Plateau and Basin complex
Fundy National Park
Jasper National Park
Kootenay National Park
Lake Superior Provincial Park
Long Point Biosphere Reserve
Mid-Continental Canadian forests
Midwestern Canadian Shield forests
Muskwa-Slave Lake forests
Nahanni National Park Reserve
Niagara Escarpment Biosphere Reserve
North America
North Central Rockies forests
Northern Cordillera forests
Northern mixed grasslands
Northern tall grasslands
Northern transitional alpine forests
Okanagan dry forests
Olympic Biosphere Reserve
Palouse grasslands
Prince Albert National Park
Puget lowland forests
Pukaskwa National Park
Redwood National Park
Riding Mountain Biosphere Reserve
Saint Croix International Historic Site
Saint Lawrence Islands National Park
Voyageurs National Park
Waterton Biosphere Reserve
Yoho National Park

Attributes / relations provided by
♦ 1Glaucomys sabrinus, Nancy Wells-Gosling and Lawrence R. Heaney, Mammalian Species No. 229, pp. 1-8 (1984)
♦ 2Making The Forest And Tundra Wildlife Connection
♦ 3Sorex vagrans, Scott W. Gillihan and Kerry R. Foresman, MAMMALIAN SPECIES No. 744, pp. 1–5 (2004)