Ключевые слова: animal, arable land, avian, big, bird, bird flock, common, common crane, countryside, cranes, dawn, eurasian, european crane, farmlands, fauna, field, fields, flight, flock, flying, flying cranes, foggy, grass, grass field, grassland, gray, green, grey, grey crane, grus, grus communis, grus grus, habitat, meadow, meadow grass, migrating, migration, migratory, natural, natural habitat, nature, outdoor, season, seeds, sown, wild, wilderness, wildlife, wing, wings,