Ключевые слова: animal, background, beauty, bird, birds, blue, brown, colorful, common, common crane, common crane flight, crane, crane migration, cranes, day, flight, flock, fly, flying, flying cranes, gray, grey, group, grus, grus grus, habitat, high, migrating, migration, motion, natural, nature, outdoor, outdoors, sandhill, season, side, silhouette, sky, spring, sunrise, travel, up, view, white, wild, wildlife, wings,