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This is a stocky grey-brown bird about 70 centimetres (28 in) long with a slightly paler head and upper neck. It has a small black bill and black legs. A chunky mid-sized goose. Standing bird looks fairly dull, gray and dirty white, sometimes showing blue along the edge of the wing. [5] In flight, this species shows a pale blue forewing.
The snow goose (Anser caerulescens) is a species of goose native to North America. Both white and dark morphs exist, the latter often known as blue goose. Its name derives from the typically white plumage. The species was previously placed in the genus Chen, but is now typically included in the "gray goose" genus Anser. [2] [3]
Cyanochen cyanoptera (Rüppell 1845) (blue-winged goose) VU C2a(ii) Genus Marmaronetta Reichenbach 1853. Marmaronetta angustirostris (Ménétries 1832) (marbled duck) VU A2cd+3 cd+4 cd; Genus Asarcornis Salvadori 1895. Asarcornis scutulata (Müller 1842) (white-winged duck) EN A2cd+3 cd+4 cd;C2a(i) Genus Netta Kaup 1829
Anseriformes (Anser being Latin for "goose") is the taxonomic order to which the ducks, geese, swans, and screamers belong. BirdLife International has assessed 166 species; 89 (54% of total species) have had their population estimated.
Snow goose, Anser caerulescens (O) Ross's goose, Anser rossii (O) Greater white-fronted goose, Anser albifrons (O) Cackling goose, Branta hutchinsii (O) Canada goose, Branta canadensis; Trumpeter swan, Cygnus buccinator (O) Tundra swan, Cygnus columbianus (O) Wood duck, Aix sponsa (O) Blue-winged teal, Spatula discors (U) Cinnamon teal, Spatula ...
Causes of the decline are varied, including habitat loss and hybridization with the blue-winged warbler. Last year, the ATC was awarded a $100,000, three-year National Park Service natural ...
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. Most modern species in the ...
A Canada goose tucking its bill under its wing. Anas: pintails, mallards, etc. (40–50 living species, 3 extinct) Chendytes, diving-geese (extinct c. 450–250 BCE, A basal member of the dabbling duck clade [16]) Spatula, shovelers; Mareca, wigeons and gadwalls; Lophonetta, crested duck; Speculanas, bronze-winged duck; Amazonetta, Brazilian teal