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The crested duck or South American crested duck [2] (Lophonetta specularioides) is a species of duck native to South America, belonging to the monotypic genus Lophonetta. It is sometimes included in Anas , but it belongs to a South American clade that diverged early in dabbling duck evolution . [ 3 ]
This is a list of the bird species recorded in Vietnam.The avifauna of Vietnam include a total of 963 species, of which 18 are endemic, and 5 have been introduced.. This list's taxonomic treatment (designation and sequence of orders, families and species) and nomenclature (common and scientific names) follow the conventions of The Clements Checklist of Birds of the World, 2022 edition.
The Crested is a breed of domestic duck, characterised by a crest or tuft of feathers on the head. Ducks of this kind were probably brought from the East Indies to Europe by Dutch ships. [ 3 ] : 413 The duck may be of any colour; the crest results from the action of an autosomal dominant gene and varies widely in size, from imperceptibly small ...
This is a list of the breeds of domestic duck which have official recognition at national or international level. [1]Most breeds of duck derive from the wild mallard, Anas platyrhynchos, while a small minority are descendants of the Muscovy duck, Cairina moschata.
It is very similar to the other subspecies, the Andean crested duck, differing in being slightly smaller, with more distinctively mottled underparts, and a lighter purple speculum with green or bronze reflections. [1] Although, some crested ducks can also have rather fat bodies that may lead to varying degrees of motor incoordination [2]
العربية; অসমীয়া; বাংলা; भोजपुरी; Brezhoneg; Cymraeg; Dansk; Español; فارسی; Français; Frysk; Gaeilge ...
The Andean crested duck is a medium-sized duck with a length of about 600 mm, a dark nuchal crest and a long, pointed black tail. Its colouring is predominantly grey and brown. Its colouring is predominantly grey and brown.
Portrait of a bald eagle, showing its strongly hooked beak and the cere covering the base of the beak.. Eagles, Old World vultures, secretary-birds, hawks, harriers, etc. ...