scaup bluebill - midsize ducks with a dark head, chest, and rump, with white flanks and undersides, and yellow eyes.

america animal animals asia aythya bird birds bluebill captive chest dark drake duck ducks duo environment europe eyes feathered female few flanks fuligula game garden head lagoon lake lesser male midsize moscow native natural nature north ornithology outdoor outdoors pair park pochard region rest rump scaup species swim undersides water waterfowl white wild wildlife yellow zoo zoological