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The white-headed duck (Oxyura leucocephala) is a small diving duck some 45 cm (18 in) long. The male has a white head with black crown, a blue bill, and reddish-grey plumage. The female has a dark bill and rather duller colouring. Its breeding habitat is lakes with open water and dense vegetation at the margin.
Common name Scientific name and subspecies Range Size and ecology IUCN status and estimated population Blue-billed duck Male Female Oxyura australis Gould, 1837: Australia: Size: Habitat: Diet: LC Ruddy duck Male Female Oxyura jamaicensis (Gmelin, 1789) North and South America (+ British Isles, [5] France, & Spain (introduced)) Size: Habitat ...
The female, unlike the male, has an entirely white head and neck with a dark grey back heavily flecked with pale yellow. [12] The rest is very similar to the male with the female's body being dark or light chestnut depending on age and stage of molting. [10] The downy young are white with a brown crown and brown stripes from crown to tail.
The hardhead (Aythya australis), also known as the white-eyed duck, is the only true diving duck found in Australia. The common name "hardhead" has nothing to do with the density of the bird's skull, instead referring to the difficulty encountered by early taxidermists in processing the head. [ 2 ]
The white-faced whistling duck has a long grey bill, a long head, and longish legs. It has a black neck and head, and a distinctive white face that gives it its name, though the amount of white color visible has regional variations among the species.
The genus name is derived from Ancient Greek βουκέφαλος bouképhalos, ' bullheaded ', from boûs ' bull ', and kephalḗ, ' head ', a reference to the oddly bulbous head shape of the species. The species name albeola is a diminutive of Latin albus meaning ' white '. [6]
Anatidae includes the ducks and most duck-like waterfowl, such as geese and swans. These birds are adapted to an aquatic existence with webbed feet, flattened bills, and feathers that are excellent at shedding water due to an oily coating. Turkey holds an important wintering population of the endangered white-headed duck (Oxyura leucocephala).
The Muscovy is commonly reared for meat. [4]: 78 Mulards from the crossing of a Muscovy duck (Cairina moschata) and a wild-type mallard (Anas platyrhynchos)In commercial production, it is often crossed with a mallard-derived domestic duck such as the Rouen or Pekin to produce the hybrid known as a mulard.