Difference between American Widgeon and Ruddy Duck

AMERICAN WIDGEON vs RUDDY DUCK: NOUN

Oxyura jamaicensis, a small stifftail duck. The males have a rust-coloured body.
A duck (Oxyura jamaicensis) of North and Central America having stiff pointed tail feathers and, in the male, brownish-red upper plumage and a black-and-white head.
Reddish-brown stiff-tailed duck of North America and northern South America

Spindletail, Goose, Widgeon, Wood duck, Bergander, Mallard, Sea duck, Musk duck, Ferruginous duck, Doucker, Anseriform bird, Duck, Aquatic bird, Anas americana, Baldpate

Redshank, Gray jay, Waterbird, Marsh harrier, Yellow warbler, Mallard, Meadow pipit, Heron, Whooper swan, Honey buzzard, Tundra swan, Tufted duck, Cattle egret, Mute swan, Oxyura jamaicensis

Muscovy duck, Spiketail, Spindletail, Goose, Widgeon, Wood duck, Bergander, Mallard, Sea duck, Musk duck, Ferruginous duck, Doucker, Anseriform bird, Duck, Aquatic bird

Pipit, Redshank, Gray jay, Waterbird, Marsh harrier, Yellow warbler, Mallard, Meadow pipit, Heron, Whooper swan, Honey buzzard, Tundra swan, Tufted duck, Cattle egret, Mute swan

Licence to allow the killing or taking or destruction of the eggs of ruddy duck.
Go on a winter island tour to hunt for fossils and shark teeth on the shores of the Chesapeake Bay with Ruddy Duck Adventures.
Located at the intersection of Mallard Roost Drive and Ruddy Duck Lane between Wallace and Burgaw in Pender County North Carolina, this.
Large numbers of migrating divers have also started to show up including; canvasbacks, scaup, ringnecks, redhead, bufflehead, ruddy duck and goldeneye.
This then leaves us with Sprigtail for the Ruddy Duck.
Duck, which is threatened by hybridisation with the introduced Ruddy Duck.