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Knob-billed duck - Aerodynamics in Nature -
Close up female mandarin duck (Aix galericulata) -
Australian wood duck -
Portrait of Duck. Close up male mandarin duck (Aix galericulata) -
American Black Duck portrait (Anas rubripes) -
Young Mallard... Anas platyrhynchos -
The Red Green Duck -
Close up male mandarin duck (Aix galericulata) on wooden board -
Muscovy Duck (Cairina moschata) -
Male and Female Torrent Ducks, near Guango Lodge, Ecuador -
Muscovy Duck (Cairina moschata) -
Eurasian wigeon on water -
West Indian Whistling Duck (Dendrocygna arborea) -
Duckling & drops -
Tuftie -
Duck with a unique style -
Widgeon -
Mallard duck chick in a pond with a reflection. Birds and animal -
Mallard duck chick (Anas platyrhynchos) standing on pebbles -
Common Eider Duck - Somateria mollissima Male -
Common Merganser -
Mallard (Female) - Anas platyrhynchos -
Muscovy Duck - Cairina moschata -
Marbled Teal (Marmaronetta angustirostris)