Diet Overlap

Larus schistisagus (Slaty-backed Gull)
Ursus americanus (black bear)

Common Diet

Empetrum nigrum (black crowberry)

Common Habitat

Arctic National Wildlife Refuge
Niagara Escarpment Biosphere Reserve
North America

Attributes / relations provided by
1del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
2Exploring the Denali Food Web, ParkWise, National Park Service