Global Bird Index - IOC15.1

中文版

Black Swan

English name：Black Swan

Scientific name：Cygnus atratus

Black-necked Swan

English name：Black-necked Swan

Scientific name：Cygnus melancoryphus

Mute Swan

English name：Mute Swan

Scientific name：Cygnus olor

Trumpeter Swan

English name：Trumpeter Swan

Scientific name：Cygnus buccinator

Tundra Swan

English name：Tundra Swan

Scientific name：Cygnus columbianus

Whooper Swan

English name：Whooper Swan

Scientific name：Cygnus cygnus