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| Greater Scaup (Aythya marila) Ducks, Geese and Waterfowl (Anatidae) | |
| Bjergand Pato Boludo Mayor | |
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In winter plumage the female shows pronounced silver gray vermiculation to the back, which at first glance could make it look like a young male starting to acquire the gray back. But the white face patch of the female will probably always be so well-marked that doubts about sex should be excluded.
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3652
(5 photos)
2021-10-30 Kalvebod Fælled, Amager, Denmark Young and female types. Hejresøen. Different birds. First arrivals of the season. |
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3634
(4 photos)
2021-10-31 Kalvebod Fælled, Amager, Denmark Adult. Female. Hejresøen. |
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3633
(2 photos)
2021-10-31 Kalvebod Fælled, Amager, Denmark First calendar year. Hejresøen. Overall smooth brown plumage and limited white patch around the eye making it a young bird. |