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. The redhead is 37 cm (15 in) long with an 84 cm (33 in) wingspan. It belongs to the genus Aythya, together with 11 other described species.Class: Aves. Female and young Redheads are uniform brown, with the same black-tipped, blue-gray bill as the male. Redhead Overview, All About Birds, Cornell Lab of Ornithology These sociable ducks molt, migrate, and winter in sometimes-huge flocks, particularly along the Gulf .
Ducks in general often lay eggs in the nests of others, but the Redhead carries this to extremes. Female Redheads regularly parasitize each others' nests, as well as the nests of at least 10 other duck species. They also have been known to lay eggs in the nests of American Bittern, and even of the predatory Northern Harrier! Some females may be entirely parasitic, never incubating their own eggs. True, the female dabblers all look pretty much alike, but the males are distinctive. So what do you do when you run up against something you can’t identify and can’t find in the books? How can you figure out what it is? Duck identification problems often fall into one of only a few categories.
Download 125 Redhead Duck Female Stock Photos for FREE or amazingly low rates! New users enjoy 60% OFF. 110,323,724 stock photos online. Several species of duck have brown-plumaged females that can be confused with the female mallard. The female gadwall (A. strepera) has an orange-lined bill, white belly, black and white speculum that is seen as a white square on the wings in flight, and is a smaller bird.Class: Aves.