Genus Cygnus, Swans

 

Black Swan (Cygnus atratus) Eastern China near Shanghai

Black-necked Swan (Cygnus melancoryphus) Arctowski Antarctica

Mute Swan (Cygnus olor) Tokyo Japan, Vancouver Island Canada

Trumpeter Swan (Cygnus buccinator) Alaska, Washington USA

Tundra Swan (Cygnus columbianus) Cosumnes River Preserve California, Poyang Lake China

Whooper Swan (Cygnus cygnus) Hokkaido, Japan, Qinghai China, Sweden and Norway