ecofactbook
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species
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Animalia
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Chordata
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Aves
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Anseriformes
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Anatidae
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Aythya
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Aythya affinis
Aythya americana
Aythya australis
Aythya baeri
Aythya collaris
Aythya ferina
Aythya fuligula
Aythya innotata
Aythya marila
Aythya novaeseelandiae
Aythya nyroca
Aythya valisineria
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Aythya affinis