cairina moschata, anas platyrhynchos, and american buff goose feeding on the grass edge

animal anseriformes aquatic avian barb beak bill bird brood chicken clutch crest crested cygnet decoy domestication drake duck duckboard duckling ducks eider eiderdown embden embryo feathers feet flight flock foraging fowl gaggle gander goose grazing habitat hatching hybrid incubation mallard migration molt muscovy nature nesting pinfeather plumage pond poultry preening prey puddle quack roosting shorebird swan waddle waterbird waterfowl webbed wildlife wing