Swans Mute SwanThe Mute Swan (Cygnus olor) is a large waterbird native...Info . . .Trumpeter SwanThe Trumpeter Swan, also known as Cygnus buccinator, is the...Info . . .Tundra SwanTundra Swan The Tundra Swan (Cygnus columbianus) is a large...Info . . . TweetPinShare