Ключевые слова: animal, autumn, avian, beak, beauty, biology, bird, blue, closeup, colorful, common, crane, dance, ecology, environment, eurasian, eye, feathers, field, flight, flock, germany, grass, gray, grey, group, grus, horizontal, landscape, large, life, marsh, morning, natural, nature, neck, ornithology, portrait, red, spring, sunset, tall, view, water, wetland, white, wild, wilderness, wildlife, wing,