Ferruginous Duck Aythya nyroca
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Common Pochard x Ferruginous Duck (Aythya ferina x nyroca), female
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Ferruginous Duck (Aythya nyroca)
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Ferruginous duck (aythya nyroca), Morges, Switzerland, October 2006
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Ferruginous Duck (Aythya nyroca)
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Moretta tabaccata (Aythya nyroca)
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Ferruginous Duck (Aythya nyroca)
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Ferruginous Duck (Aythya nyroca)
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Ferruginous Duck Aythya nyroca (Witoogeend)
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Ferruginous Duck (Aythya nyroca) Hungary Kiskunsag N.P
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