Ключевые слова: air, animal, art, background, beautiful, birds, black, blue, cloud, crow, day, environment, feather, flight, flock, flying, formation, free, freedom, goose, gray, group, gull, high, large, many, migration, migratory, motion, nature, outdoor, pigeon, seagull, silhouette, sky, soaring, white, wild, wildlife, wings,