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Blue-winged teal drake in flight at Sacramento National Wildlife Refuge. The blue-winged teal is 40 cm (16 in) long, with a wingspan of 58 cm (23 in), and a weight of 370 g (13 oz). [9] The adult male has a greyish blue head with a white facial crescent, a light brown body with a white patch near the rear and a black tail.
Greater white-fronted goose Trumpeter swan Blue-winged teal Common goldeneye The family Anatidae includes the ducks and most duck-like waterfowl, such as geese and swans. These birds are adapted to an aquatic existence with webbed feet, bills which are flattened to a greater or lesser extent, and feathers that are excellent at shedding water ...
Canada goose Hooded merganser. Order: Anseriformes Family: Anatidae The family Anatidae includes the ducks and most duck-like waterfowl, such as geese and swans. These birds are adapted to an aquatic existence with webbed feet, bills which are flattened to a greater or lesser extent, and feathers that are excellent at shedding water due to special oils.
The harpy eagle is Panama's national bird. This is a list of the bird species recorded in Panama. The avifauna of Panama included a total of 1020 species as of July 2023, according to Bird Checklists of the World (Avibase). Three species have been added from other sources. Of the 1021 species, 125 are rare or accidental and six have been introduced by humans. Seven are endemic. An additional ...
The speculum is a patch, often distinctly coloured, on the secondary wing feathers, or remiges, of some birds. Examples of the colour(s) of the speculum in a number of ducks are: Common teal and green-winged teal: Iridescent green edged with buff. [1] Blue-winged teal: Iridescent green. [2] The species' common name comes from the sky-blue wing ...
Canada goose Female mallard in flight Pair of green-winged teals, male at rear Pair of hooded mergansers, male at rear. Order: Anseriformes Family: Anatidae The family Anatidae includes the ducks and most duck-like waterfowl, such as geese and swans.
It is generally agreed upon in birding and ornithology which sounds are songs and which are calls, and a good field guide will differentiate between the two. Wing feathers of a male club-winged manakin, with the modifications noted by P. L. Sclater in 1860 [4] and discussed by Charles Darwin in 1871. [5] The bird produces sound with its wings.
Common loon, Gavia immer — historically, the bird rarely nests in Connecticut and no recent nesting was observed up to 2004 in the state; rather common in spring and fall during migration; found in coastal waters, large lakes, and reservoirs; most likely to be seen in eastern Long Island Sound; pollution (particularly acidified lakes which ...