Ключевые слова: animals, arrangement, bevy, big, bird, birds, black, blue, cloud, cloudscape, cloudy, crow, daw, fauna, feathers, flight, flit, flock, fly, flying, group, high, hover, hovering, jackdaw, many, mass, migration, migratory, motion, moved, nature, organization, ornithology, raise, rook, row, seasonal, seasoning, silhouettes, skies, sky, up, wildlife, wings,