Birds of Colombia

    ANSERIFORMES: Anatidae (Ducks, Geese and Swans)  
Genus: Aythya (1 species, 12 worldwide)

Aythya is a genus of 'diving ducks', but their diet is similar to genus Anas, 'dabbling ducks', and is a mixture of plant and animal matter (insects, mollusks, but not fish).


Lesser Scaup
Lesser Scaup (Aythya affinis) Male
Beaumaris Lake, Edmonton, Alberta, Canada  
   
Photograph by dfaulder     Copyright and usage info

Lesser Scaup
Lesser Scaup (Aythya affinis) Female
Beaumaris Lake, Edmonton, Alberta, Canada  
   
Photograph by dfaulder     Copyright and usage info

The Lesser Scaup has a narrower, taller head than the Greater Scaup, and is a bit smaller. The head may have a purple iridescence.


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