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Male mallards also occasionally chase other male ducks of a different species, and even each other, in the same way. [103] In one documented case of "homosexual necrophilia", a male mallard copulated with another male he was chasing after the chased male died upon flying into a glass window. [103] This paper was awarded an Ig Nobel Prize in ...
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 wood duck's weight ranges from 454–862 grams (16.0–30.4 oz). [9] This is about three-quarters the length of an adult mallard. It shares its genus with the Asian mandarin duck (Aix galericulata). [2] The adult male has stunning multicolored iridescent plumage and red eyes, with a distinctive white flare down the neck.
Duck is the common name for numerous species of waterfowl in the family Anatidae. ... A male is called a drake and the female is called a duck, ...
The surf scoter (Melanitta perspicillata) is a large sea duck native to North America.Adult males are almost entirely black with characteristic white patches on the forehead and the nape and adult females are slightly smaller and browner.
The redhead (Aythya americana) is a medium-sized diving duck.The scientific name is derived from Greek aithuia, an unidentified seabird mentioned by authors including Hesychius and Aristotle, and Latin americana, of America. [2]
The genus name is derived from the Ancient Greek boukephalos ("bullheaded", from bous, "bull " and kephale, "head"), a reference to the bulbous head shape of the bufflehead. The species name is derived from the Latin clangere ("to resound"). Common goldeneyes are aggressive and territorial ducks, and have elaborate courtship displays. [2]