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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 ]
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 ...
The Bali Duck (also known as the Balinese Crested Duck or Crested Runner Duck) is a lightweight breed of domesticated duck raised primarily for decoration or as pets, although they are good layers. It is similar to the Indian Runner Duck , differing only in having a crest on the top of the head.
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]
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.
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.
The avifauna of Indonesia include a total of 1809 species, of which 786 are endemic, and 3 have been introduced by humans. 150 species are globally threatened. 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 ...
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