Sotkat ( Aythya ) ovat sorsien suku, johon kuuluu kaksitoista sukeltajasorsalajia. Sotkien pyrstö on uidessa etuselkää matalammalla. It has twelve described species. The name Aythya comes from the Ancient Greek word αυθυια, aithuia, which may have. Lapasotka ( Aythya marila) on pieni kokonaan sukeltava sorsalintu. Siirry ylös ↑ BirdLife International: Aythya marila IUCN Red List of Threatened Species.
The scientific name is derived from Greek aithuia an unidentified seabird.
It breeds in southeast Russia and northeast China, migrating in winter to southern China. Easily distinguished from other Aythya ducks by white undertail when sitting and extensive wingbar in flight. Voice In spring female noisy in flight with err, err. Hybridization with other species of Aythya and with Netta frequent in captivity. Ferruginous Duck ( Aythya nyroca). Male most similar to allopatric A. Common Pochard ( Aythya ferina). Many breed in the Prairie Pothole.
Click here for more information about the Red List categories and criteria. Justification of Red List category. A taxonomic species within the family Anatidae – the common pochard. Ducks belonging to the genus Aythya are diving ducks. Total recording duration 30:31. Sources, basis of record Banks, R. HPAIV (H5N1) infection caused clinical signs of disease in only tufted ducks and pochards, both of which are diving ducks in the genus Aythya (Table). O macho distingue-se pela risca vertical branca no flanco, pelo perfil. Learn how to say words in English correctly with Emma Saying free pronunciation tutorials.
Scientific name, Aythya ferina. Anatids (Anatidae), to the genus Aythya and to the species: Aythya nyroca. IUCN Conservation Status: Least Concern. Aythya americana ORDER: ANSERIFORMES FAMILY: ANATIDAE. Diving behaviour and heart rate in tufted ducks ( Aythya fuligula). Stephenson R, Butler PJ, Woakes AJ. Swans, ducks and geese (Anatidae). Best looked for in winter on estuaries such as the Dee in Cheshire.
Pictures of Greater Scaup, Aythya marila.
