Ключевые слова: action, animal, asia, asian, bird, birds, black, blue, couple, courting, courtship, crane, cranes, crown, crowned, dance, fly up, flying, fowl, frozen, grus, grus japonensis, hokkaid, hokkaido, japan, japanese, japonensis, jump, landscape, love, nature, outdoors, outside, pair, photo tour in japan, red, red crowned crane, redcrowned crane, ritual, season, snow, tsurui, white, wild, wild animal, wild life, wild nature, wildlife, wings, winter,