Ключевые слова: animal, animal migration, animal wildlife, animals in the wild, backgrounds, beak, bird, birds, birdwatching, blue, blue sky, color image, environment, europe, european, fauna, feather, flight, flock of birds, flocking, fly, freedom, geese, geese flying, goose, goose flying, migrate, migration, migration period, nature, nonurban scene, ornithology, outdoors, scene, season, september, sky, waterfowl, wild, wild goose, wilderness area, wildlife, winter birds, winter waterfowl,