Whooper swans, Hokkaido, Japan, Hokkaido, Japan

animal behaviour white group of animals flock of birds large group of animals no people temperature cold asia east asia japan horizontal colour image photography animal chordate vertebrate bird water bird freshwater bird body part animal body part crest feather water standing water lake water surface weather mist outdoors season winter day nature beauty in nature wildlife animals in the wild travel place of interest travel destinations swan cygnus cygnus lake kussharo