Ключевые слова: animal, background, beach, beak, beautiful, biology, bird, birds, birdwatching, black, colorful, common, corone, corvus, crow, crows, europe, eye, fauna, feather, feathers, flight, fly, food, grass, grassland, gray, green, grey, hooded, hoodedcrow, intelligent, nature, omnivorous, one, ornithology, outdoor, outdoors, park, plumage, raven, rook, spring, summer, tree, walking, wild, wildlife, wing, wings,