ferruginous duck Definition

aquatic bird, doucker, anseriform bird, sea duck, musk duck, dunbird, duck, grey heron, american widgeon, shore bird, bergander, sea crow, ortygan, dikkop, white stork, mallard, eskimo curlew, velvet scoter, shadbird, waterfowl, cargoose, willow grouse, canadian goose, spiketail, pelecaniform seabird, muscovy duck, ruddy duck, trumpeter swan, wood duck, sea lark, goose, hairbird, gallinaceous bird, heroner, cattle egret, tufted duck, phasianid, spindletail, green plover, anhima, old world vulture, columbiform bird, gallinacean, tundra swan, harlequin duck, stifftail, plain wanderer, goslet, black vulture, whiterump, mute swan, emu wren, ocellated turkey, snowy egret, common snipe, bird of passage, caprimulgiform bird, hawk owl, ferruginous, egret, snakebird, hammerkop, wigeon, bufflehead, heron, gadwall, bird, domestic pigeon, frigate bird, gooselike, sprigtail, pochard, merganser, oilbird, bald eagle, peristeropodous, whooper swan, domestic fowl, sea swallow, night raven, sandhill crane, golden oriole, duck hawk, birdlet, uropygium, cushat, herring gull, claik, desmognathous, scaup, arctic tern, wood stork, weaverbird, snowy owl, wood pigeon, sungrebe, water crow, honey buzzard, duckling, marsh harrier,