Long-tailed duck

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Long-tailed duck
Non-breeding male
Female
Conservation status
Vulnerable  (IUCN 3.1)[1]
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Aves
Order:	Anseriformes
Family:	Anatidae
Genus:	Clangula Leach, 1819
Species:	C. hyemalis
Binomial name
Clangula hyemalis (Linnaeus, 1758)
Synonyms
Anas hyemalis Linnaeus, 1758 Anas glacialis Linnaeus, 1766 Harelda hyemalis (Linnaeus, 1758)

The long-tailed duck (Clangula hyemalis) or coween,^[2] formerly known as the oldsquaw, is a medium-sized sea duck that breeds in the tundra and taiga regions of the arctic and winters along the northern coastlines of the Atlantic and Pacific Oceans. It is the only member of the genus Clangula.