The merganser is a species of which kind of bird?
Brazilian merganser threats include inbreeding, pesticides and predation. Very few individuals survive from these threats and extinction may be imminent. People hunting the birds for food and collecting them for exhibition specimens contributed to the decline of the species. Brazilian merganser The Brazilian merganser ("Mergus octosetaceus") is a duck in the typical merganser genus. It is one of the six most threatened waterfowl in the world with possibly fewer than 250 birds in the wild and currently 4 kept in captivity at 2 different Brazilian locations. The origin of its name is from its long, sharp-edged beak that has a great number
Hooded merganser it also is the only merganser whose native habitat is restricted to North America. A species of fossil duck from the Late Pleistocene of Vero Beach, Florida, was described as "Querquedula floridana" (a genus now included in "Anas"), but upon reexamination turned out to be a species closely related to the hooded merganser; it is now named "Lophodytes floridanus", but the exact relationship between this bird and the modern species is unknown. The hooded merganser was one of the many bird species originally described by Linnaeus in the landmark 1758 10th edition of his "Systema Naturae", where it was given