1/28/2024 0 Comments Sims 3 penis mod appears black![]() The largest anatid ever known is the extinct flightless Garganornis ballmanni at 22 kg (49 lb). Extant species range in size from the cotton pygmy goose, at as little as 26.5 cm (10.5 in) and 164 g (5.8 oz), to the trumpeter swan, at as much as 183 cm (6 ft) and 17.2 kg (38 lb). Diving species vary from this in being rounder. The ducks, geese, and swans are small- to large-sized birds with a broad and elongated general body plan. Landing mallard drake Description and ecology Five species have become extinct since 1600, and many more are threatened with extinction. A few species have been domesticated for agriculture, and many others are hunted for food and recreation. A number of species undertake annual migrations. They are generally herbivorous, and are monogamous breeders. The family contains around 174 species in 43 genera (the magpie goose is no longer considered to be part of the Anatidae and is now placed in its own family, Anseranatidae). These birds are adapted for swimming, floating on the water surface, and in some cases diving in at least shallow water. ![]() The family has a cosmopolitan distribution, occurring on all the world's continents except Antarctica. The Anatidae are the biological family of water birds that includes ducks, geese, and swans.
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