Diet Overlap

Bonasa umbellus (Ruffed Grouse) Poecile hudsonicus (Boreal Chickadee)

Common Diet

Empetrum nigrum (black crowberry) Vaccinium uliginosum (bog blueberry) Vaccinium vitis-idaea (lingonberry)

Common Habitat

Acadia National Park Alberta Mountain forests Alberta-British Columbia foothills forests Algonquin Provincial Park Banff National Park Bonanza Creek LTER Site British Columbia mainland coastal forests Cape Breton Highlands National Park Cascade Mountains leeward forests Central British Columbia Mountain forests Central Canadian Shield forests Champlain-Adirondack Biosphere Reserve Copper Plateau taiga Denali Biosphere Reserve Eastern Canadian Shield taiga Eastern Great Lakes lowland forests Elk Island National Park Forillon National Park Fraser Plateau and Basin complex Fundy National Park Gates of the Arctic National Park Georgian Bay Islands National Park Glacier National Park Greenwater Provincial Park Gros Morne National Park Gulf of St. Lawrence lowland forests Hubbard Brook Biosphere Reserve Interior Alaska-Yukon lowland taiga Jasper National Park Kejimkujik National Park Kejimkujik Seaside Adjunct Kluane National Park and Reserve Kootenay National Park Kouchibouguac National Park La Mauricie National Park Lake Roosevelt National Recreation Area Lake Superior Provincial Park Long Point Biosphere Reserve Mid-Continental Canadian forests Midwestern Canadian Shield forests Mingan Archipelago National Park Reserve Mount Revelstoke National Park Muskwa-Slave Lake forests Nahanni National Park Reserve New England-Acadian forests Newfoundland Highland forests Niagara Escarpment Biosphere Reserve Noatak Biosphere Reserve North America North Central Rockies forests Northeastern coastal forests Northern Canadian Shield taiga Northern Cordillera forests Northern transitional alpine forests Northwest Territories taiga Pacific Coastal Mountain icefields and tundra Pictured Rocks National Lakeshore Prince Albert National Park Prince Edward Island National Park Pukaskwa National Park Reserve de la Biosphere de Charlevoix Riding Mountain Biosphere Reserve Rondeau Provincial Park Saint Croix International Historic Site Saint Lawrence Islands National Park South Avalon-Burin oceanic barrens Southern Hudson Bay taiga Southwest Nova Biosphere Reserve Terra Nova National Park Voyageurs National Park Waterton Biosphere Reserve Western Great Lakes forests Wood Buffalo National Park Woodland Caribou Provincial Wilderness Park Wrangell-St. Elias National Park and Preserve Yoho National Park Yukon Interior dry forests