two japanese red crowned cranes flying in winter morning, kushiro, hokkaido, japan

action akan animal asia asian avian background beak bird birds blue bridge cold couple courting courtship crane cranes crowd crown crowned dance duo fauna feather fly flying fog fowl frozen full glow grus hokkaid hokkaido ito japan japanese japonensis japonesis kushiro love mate mist morning nature otowa pair red red-crowned ritual river sanctuary setsuri snow steam sunset tancho travel tsurui two water white wild wildlife wing winter