The comb duck or American comb duck (Sarkidiornis sylvicola), is an unusual duck, found in tropical wetlands in continental South America south to the Paraguay River region in eastern …

Large bicolored waterbird. Both sexes are iridescent purplish-green above with a white breast. Males have a large black lump on the bill, dark flanks and whitish belly, whereas females have …

The knob-billed duck (Sarkidiornis melanotos) or African comb duck is a type of duck found along the tropical/sub-tropical wetlands and waterways of Sub-Saharan Africa and the island of …

A heavily built large, goose-like duck with blue-black back and tail feathers, a white chest and neck, and a black and white spotted head. On top of the males’ beak is a large, fleshy, dark …

The American Comb Duck (Sarkidiornis sylvicola) is primarily found in the northern and central regions of South America. Its range includes countries such as Venezuela, Guyana, Suriname, …

Mar 4, 2020 · Comb Duck (Sarkidiornis sylvicola), version 1.0. In Birds of the World (S. M. Billerman, B. K. Keeney, P. G. Rodewald, and T. S. Schulenberg, Editors). Cornell Lab of …

The American Comb Duck, also known as the Knob-billed Duck, is a fascinating and unique species of waterfowl. Known for its distinctive comb or knob at the base of its bill, this duck is …

Jul 13, 2023 · The Knob-billed Ducks (Sarkidiornis melanotos) – also known as Comb Ducks – have two distinct ranges in Africa and South America, where they are unmistakable due to …

Comb Ducks have a black & white spotted head and neck and an entirely white breast and abdomen. Flanks are blackish. females are smaller than males and lack the enlarged bill. …

The Knob-billed Duck (Sarkidiornis melanotos), or Comb Duck, is an unusual, pan-tropical duck, found in tropical wetlands in sub-Saharan Africa, Madagascar and south Asia from Pakistan to …

The comb duck or American comb duck (Sarkidiornis sylvicola), is an unusual duck, found in tropical wetlands in continental South America south to the Paraguay River region in eastern …

Identification record : Comb Duck (Sarkidiornis sylvicola) is a bird which belongs to the family of Anatidés and the order of Anseriformes.

Mar 4, 2020 · Knob-billed Duck (Sarkidiornis melanotos), version 1.0. In Birds of the World (S. M. Billerman, B. K. Keeney, P. G. Rodewald, and T. S. Schulenberg, Editors). Cornell Lab of …

These large distinctive ducks are blue-black on the back, white on the front, and the head is white overlaid by black speckles. In the breeding season, males hold territories to which they often …

Mar 10, 2023 · The knob-billed duck, or African comb duck, is a distinctive species, one of the largest ducks, with a length ranging from 56 to 76 cm, a wingspan of 116 to 145 cm, and a …

Large bicolored waterbird. Both sexes are iridescent purplish-green above with a white or buffy breast. Males have a large black lump on the bill, gray flanks and whitish belly, whereas …

May 30, 2021 · (m) Highest attainable use is the modified aquatic life, wildlife, or recreation use that is both closest to the uses specified in section 101(a)(2) of the Act and attainable, based …

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The Code of Federal Regulations (CFR) is the official legal print publication containing the codification of the general and permanent rules published in the Federal Register by the …

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