Cygnus cygnus (Whooper Swan)
Originator: Frode Falkenberg
Systematics :
Kingdom: Animals (Animalia)
Phylum: Chordata
Subphylum: Vertebrata
Class: Birds (Aves)
Order: Anseriformes
Family: Anatidae
Genus: Cygnus
Species: Whooper Swan (Cygnus cygnus)
Norwegian name: Sangsvane
Confusion species: Mute Swan (Cygnus olor), Tundra Swan (Cygnus columbianus)