Prevalence of double Wing Molt in Free-living Ruddy Ducks

The family Anatidae is one of eleven families of birds that shed flight feathers simultaneously. There are only a few exceptions to the pattern of one simultaneous wing molt per plumage cycle in Anatidae; all but one of the exceptions (ruddy duck, Oxyura jamaicensis) involve species distributed in t...

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Veröffentlicht in:	The Southwestern naturalist 1996-06, Vol.41 (2), p.195-198
1. Verfasser:	Hohman, William L.
Format:	Artikel
Sprache:	eng
Schlagworte:	Anatidae Animal age determination Animal wings Ducks Feathers Female animals Freshwater Immatures Molting Oxyura jamaicensis Plumage Ponds Waterfowl
Online-Zugang:	Volltext
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