Black-headed Duck
NameBlack-headed Duck
Common NameBlack-headed Duck
Scientific NameHeteronetta atricapilla
FamilyAnatidae
Wingspan (cm)59
Length (cm)37
Weight (g)500
Plumage DetailsMales have a glossy black head and neck, dark brown back, and reddish-brown flanks. The bill is pale blue with a prominent red base. Females are duller, with a dark brown cap and nape, paler brown cheeks and throat, and a dark brown body with a duller bill.
Vocalization / CallGenerally a very silent duck. Males may produce soft, low whistles during courtship displays, while females are rarely heard.
Primary Dietomnivore
Primary Habitatswetland
Conservation Statusleast-concern
Geographic RangeFound in South America, primarily in Argentina, Uruguay, Paraguay, southern Brazil, and central Chile. It inhabits freshwater wetlands, marshes, and ponds.
Identifying FeaturesGlossy black head (male), Pale blue bill with red base, Reddish-brown body, Brood parasitic behavior, Small size
Description
The Black-headed Duck is a small, unique duck species native to South America. Males are characterized by a glossy black head and neck, contrasting with a reddish-brown body and a distinctive pale blue bill with a red base. This species is notable for its brood parasitic behavior, laying its eggs in the nests of other bird species.
