Common raven (Corvus corax) feeding on a duck, Yellowstone National Park, Wyoming, United States of America, North America

Common raven (Corvus corax) pair, Yellowstone National Park, Wyoming, United States of America, North America

Common raven (Corvus corax), Petrified Forest National Park, Arizona, United States of America, North America

Common raven (Corvus corax), Yellowstone National Park, Wyoming, United States of America, North America

Common Raven (Corvus corax), Yellowstone National Park, Wyoming, United States of America, North America

Common Raven (Corvus corax), Bryce Canyon National Park, Utah, United States of America, North America

Two young eagle (Haliaeetus albicilla), fighting in the air, with ravens (Corvus corax) at sead deer, Masuria, Poland, Europe

Pack of wolves (Canis lupus) observes ravens (Corvus corax) feeding on the carcass, winter meadow, podkarpackie, Bieszczady mountains, Poland, Europe

Griffon Vulture (Gyps fulvus) and Common Raven (Corvus corax) on the luder, Common Raven teases a Griffon Vulture, Castilla-La Mancha, Spain, Europe

Griffon Vulture (Gyps fulvus) and Common Raven (Corvus corax) on the luder, Common Raven teases a Griffon Vulture, Castilla-La Mancha, Spain, Europe

Common Ravens on a branch, Spain

White-tailed Eagle (Haliaeetus albicilla) facing a Common Raven (Corvus corax) in the grass, Poland

Common Raven (Corvus corax) on a branch in the rain, Poland

Common Raven on a branch, Spain

Common raven shouting in Castille, Spain