The black-headed duck (Heteronetta atricapilla) is a South American duck in subfamily Oxyurinae of family Anatidae. [2][3] It is found in Argentina, Bolivia, Brazil, Chile, Paraguay, and Uruguay. [4] The black-headed duck is the only member of genus Heteronetta and has no subspecies.

Black-headed Ducks (Heteronetta atricapilla) are South American natives with differentiating colors between males and females. Only the males of the species have a black head while females have a brown head.

An uncommon and easily overlooked small duck of lakes and wetlands, usually with surrounding reeds. Mainly seen singly or in pairs, sometimes in small groups, and at times sleeping with Lake Ducks. Note the long and low profile in the water and the long gray bill with a …

American Black Ducks are large ducks with a profile nearly identical to Mallards. They have rounded heads, thick bills, and bulky bodies. Like other dabbling ducks they sit high in the water with their tails high.

2024年9月6日 · Black-headed ducks possess expert diving abilities, reaching depths of up to 10 meters to catch aquatic plants, insects, and small crustaceans. They have mastered camouflage, blending seamlessly with surrounding vegetation, making them nearly invisible to predators and observers alike.

The black-headed duck (Heteronetta atricapilla) is a South American duck allied to the stiff-tailed ducks in the tribe Oxyurini of the family Anatidae. It is the only member of the genus Heteronetta.

2024年7月10日 · Black-headed Duck (Heteronetta atricapilla), version 1.1. In Birds of the World (T. S. Schulenberg, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.blhduc1.01.1. A global alliance of nature organizations working to document the natural history of all bird species at an unprecedented scale.

2022年4月26日 · The black-headed duck is a small, darkish duck, the male with a black head and mantle and a paler flank and stomach, and the feminine pale brown general. Black-headed geese are blackish-brown on their breast and underside, with blackheads, wings, and backs.

Black-headed Duck (Heteronetta atricapilla) is a South American duck that is a part of the stiff-tailed duck tribe that includes the North American Ruddy Duck. Despite being in the same tribe, they lack the stiff, upright tail.

2024年8月24日 · The Black-Headed Duck is a standout example of South American waterfowl’s rich diversity. Its unique looks and interesting behaviors show its importance in its ecosystem. This overview shows how it lives and the environment that supports it.

The Black-headed Duck is the only member of the genus Heteronetta but is allied to the Stiff-tail ducks of the subfamily Oxyurinae. These ducks are abundant and classified as Least Concern by the IUCN.

4 天之前 · American Black Duck. Although they are named American Black Ducks, these birds are actually dark brown with black markings. ... s Duck is a unique perching duck native to Africa, known for its striking chestnut-brown body and contrasting black head. Its reddish-brown eyes stand out against the dark feathers, and a white stripe runs where the ...

2011年11月12日 · The Black-headed Duck (Heteronetta atricapilla) is a South American duck allied to the stiff-tailed ducks in the subfamily Oxyurinae of the family Anatidae. It is the only member of the genus Heteronetta.

The Black-headed Duck (Heteronetta atricapilla) is a South American duck allied to the stiff-tailed ducks in the subfamily Oxyurinae of the family Anatidae. It is the only member of the genus Heteronetta.

2021年1月20日 · Black-headed ducks are brownish-black on their chest and underside, black back, wings and head – obviously. Their beak is dark yellow and black, dark grey legs with a green shading on their feet. Adult females are easily …

The black-headed duck ( Heteronetta atricapilla) is a South American duck allied to the stiff-tailed ducks in the tribe Oxyurini of the family Anatidae. It is the only member of the genus Heteronetta.

A black-headed duck's big white egg stands out like a sore thumb in a nest full of speckled brown coot eggs. Apparently, the ducks have been unable to gradually evolve egg mimicry because their hosts are already attuned to detecting eggs laid by other birds of their own species, Lyon said.

Black-headed ducks are blackish-brown on their breast and underside, with black heads, wings, and backs. The upper mandible is black with a yellow edge and the lower mandible is dark yellow. Black-headed ducks have dark grey legs with yellowish-green shading along the tarsi.

Species factsheet: Black-headed Duck Heteronetta atricapilla. Downloaded from https://datazone.birdlife.org/species/factsheet/black-headed-duck-heteronetta-atricapilla on 17/02/2025. BirdLife International (2025) IUCN Red List for birds.

Seemingly quiet and unassuming, the Black-headed Duck, uniquely among waterfowl, has the sneaky habit of dumping its eggs in another species’ nest: coots, moorhens, ducks and even herons. The ‘Cuckoo Duck’ indeed. When the ducklings hatch, they just fend for themselves.

2023年4月12日 · The black-headed duck (Heteronetta atricapilla) is a small diving duck native to South America. It is easily recognized by its black head, white breast, white chin, gray back, and chestnut-colored flanks.

One of the easiest ways that anyone can support bird habitat conservation is by buying duck stamps. Species ... American Black Duck. Download . Thumbnail (130 x 130) Medium (650 x 436) ... Black Duck have almost identical plumage. The body is a dark brown color, the crown is a lighter brown on the neck and head, with a dark stripe through the ...

The tufted duck (or tufted pochard) (Aythya fuligula) is a small diving duck with a population of close to one million birds, found in northern Eurasia. They are partially migratory. The scientific name is derived from Ancient Greek aithuia, an unidentified seabird mentioned by authors including Hesychius and Aristotle, and Latin fuligo 'soot' and gula 'throat'.

2024年2月13日 · Βίντεο TikTok από Black Duck Athens (@black.duck.athens): "Ένας πολυχώρος διασκέδασης και φαγητού στο κέντρο της Αθήνας - Black Duck Garden Ιωάννου Παπαρηγοπούλου 5-7, Αθήνα #athensbar #athenianbars #ath #athina #athensgreece #athens #blackduckgarden #blackduckathens #blackduck #cocktail #athensfood".Dance ...