Black-necked swan

Black-necked swan
Black-necked swan at the San Francisco Zoo, USA
CITES Appendix II (CITES)
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Order: Anseriformes
Family: Anatidae
Genus: Cygnus
Species:
C. melancoryphus
Binomial name
Cygnus melancoryphus
(Molina, 1782)
Synonyms
  • Sthenelides melancoryphus
  • Cygnus melancorypha
    (a common lapsus)
  • Cygnus melanocoryphus
    (unjustified emendation)

The black-necked swan (Cygnus melancoryphus) is a species of waterfowl in the tribe Cygnini of the subfamily Anserinae. It is found in Argentina, Brazil, Chile, Uruguay, and the Falkland Islands.