Aves > Anseriformes > Anatidae > Anatinae > Anas > Anas acuta
Compare AOU treatments of Anas acuta, in Avibase (1886 to present).
Search for Anas acuta at Cornell Birds of North America.
Annotation: Recognized as a monotypic by AOU (1957), Clements (2000), and Howard and Moore (2003). Subspecies <i>Anas acuta acuta, A. a. eatoni</i>, and <i>A. a. ...