Aquatic Birds
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Female Gadwall
A small flock of gadwalls have been wintering on the spillway at White Rock Lake. The females have spots on their rump while the males are solid black there. There are other differences but this is the easiest way to tell.
Female Gadwall (Anas strepera)
Anas streperaGadwallDuckwhite rock lakedallas texasspillwaydabbling duckfemale gadwallpool behind lower spillway steps
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