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Merganser
Auckland Merganser was created in 1841.
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None of them. But some ducks that look like they might have a mohawk are: Hooded Merganser, and Possibly a Tufted Duck. The Hooded Merganser
A merganser will eat insects, crustaceans, tadpoles, mollusks, fish, amphibians, and invertebrates it finds when diving under fresh or salt waters.
Mergus serrator and Mergus merganser.
100 mph by a red-breasted merganser