Ducks, Geese and Swans (Anatidae)

Black-necked Swan (Cygnus melanocorypha) - HBW 1, p. 578

French: Cygne à cou noir German: Schwarzhalsschwan Spanish: Cisne Cuellinegro

Taxonomy: Anas Melanocoripha [sic] Molina, 1782, Chile.
Believed to form a complex of species with C. olor and C. atratus. Sometimes placed in monospecific genus Sthenelides. Monotypic.

Distribution: S South America from Tierra del Fuego and Falkland Is N to C Chile and Paraguay; in winter N to Paraná, SE Brazil.