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Anseriformes is an order of birds also known as waterfowl that comprises about 180 living species of birds in three families: Anhimidae (three species of screamers), Anseranatidae (the magpie goose), and Anatidae, the largest family, which includes over 170 species of waterfowl, among them the ducks, geese, and swans.
24 species in 6 genera with breeding distribution primarily in the Northern Hemisphere. Legs short to medium; neck medium to long. Sexes similar in plumage, voice, and behaviour, includes “triumph” ceremony and precopulatory head dipping. Long pair bond and extended family life; young mature in second to fourth year.
May 4, 2023 · Anseriformes | Avianbird. by avianbird | May 4, 2023 | Orders. The Anseriformes, also known as waterfowl, comprise a diverse group of birds found worldwide. This order includes ducks, geese, and swans and is characterized by their unique adaptations for aquatic life such as webbed feet and waterproof feathers.
Six species of Anseriformes are listed as Extinct, no longer existing, and another fourteen are listed as Endangered, facing a very high risk of extinction in the wild in the near future. Twelve are listed as Vulnerable, facing a high risk of extinction in the wild in the medium-term future, and eight are listed as Near Threatened, in danger of ...
As of 2001, it is generally recognized that the 147 species and 41 genera of the Anatidae fall into seven sub-families: magpie goose (Anseranatinae), whistling-ducks (Dendrocyginae), stiff-tails (Oxyurinae), swans and geese (Anserinae), shelducks (Tadorninae), dabbling ducks (Anatinae), and sea ducks (Merginae).
The order Anseriformes contains about 150 living species of birds in four families: the Anhimidae (the screamers ), Anseranatidae (the Magpie goose ), the Anatidae, which includes over 140 species of waterfowl, among them the ducks, geese, and swans and the † Vegavidae, containing the sole genus Vegavis .
Sep 11, 2017 · The Anseriformes is a well-known and widely distributed bird order, with more than 150 species in the world. This paper aims to revise the classification, determine the phylogenetic relationships and diversification patterns in Anseriformes by exploring the Cyt b, ND2, COI genes and the complete mitochondrial genomes (mito-genomes).
