Photo, picture:
Bergente, zirka 40 - 45 Tage nach dem Schluepfen sind die Jungvoegel flugfaehig - (Foto Bergente juvenile Maennchen)
Greater Scaup, the ducklings are able to fly 40 to 45 days after hatching - (American Scaup - Photo Greater Scaup juvenile drakes)
Aythya marila

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