yellow bill with black mark; brownish plumage (South Africa; 2007-06-30)
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Yellow-billed Duck
Anas undulata
Native Range:
Africa
Notes:
this species gets its name from its most obvious field mark, which is a yellow bill with a black saddle; both sexes have this yellow-and-black blll and there is no noticeable sexual dimorphism in plumage.
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