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The common goldeneye or simply goldeneye (Bucephala clangula) is a medium-sized sea duck of the genus Bucephala, the goldeneyes. Its closest relative is the similar Barrow's goldeneye . [ 2 ] The genus name is derived from the Ancient Greek boukephalos ("bullheaded", from bous , "bull " and kephale , "head"), a reference to the bulbous head ...
Goldeneye. Known fossil taxa are: Bucephala cereti (Sajóvölgyi Middle Miocene of Mátraszõlõs, Hungary - Late Pliocene of Chilhac, France) Bucephala ossivalis (Late Miocene/Early Pliocene of Bone Valley, United States), which was very similar to the common goldeneye and may even have been a paleosubspecies or direct ancestor
Common goldeneye This page was last edited on 3 September 2023, at 19:22 (UTC). Text is available under the Creative Commons Attribution-ShareAlike 4.0 ...
However, forced extrapair copulation among anatids is common, occurring in 55 species in 17 genera. [4] Anatidae is a large proportion of the 3% of bird species to possess a penis, [5] [6] though they vary significantly in size, shape, and surface elaboration. [7] Most species are adapted for copulation on the water only. They construct simple ...
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 ...
Barrow's goldeneye: Bucephala islandica (Gmelin, JF, 1789) 158 Smew: Mergellus albellus (Linnaeus, 1758) 159 Hooded merganser: Lophodytes cucullatus (Linnaeus, 1758) 160 New Zealand merganser: Mergus australis Hombron & Jacquinot, 1841 (E) 161 Brazilian merganser: Mergus octosetaceus Vieillot, 1817: 162 Common merganser: Mergus merganser ...
Common goldeneye (Bucephala clangula) Barrow's goldeneye (Bucephala islandica) Bufflehead (Bucephala albeola) Mergellus Selby, 1840: Smew (Mergellus albellus) Lophodytes Reichenbach, 1853: Hooded merganser (Lophodytes cucullatus) Mergus Linnaeus, 1758: Red-breasted merganser (Mergus serrator) †New Zealand merganser (Mergus australis)
Family: Anatidae Fulvous whistling-duck, Dendrocygna bicolor – r; Lesser whistling-duck, Dendrocygna javanica – R; White-headed duck, Oxyura leucocephala – E V; Mute swan, Cygnus olor – V