Ключевые слова: action, adult, animal, animals, asia, asian, avian, background, beautiful, bird, birding, birds, black, cold, couple, crane, cranes, crown, crowned, dance, east, fauna, field, frost, frozen, group, grus, hokkaido, japan, japanese, japonensis, love, mate, natural, nature, outdoors, pair, red, ritual, season, seasons, snow, snowy, space, white, wild, wilderness, wildlife, wing, winter,