French: Coscoroba blanc German: Coscorobaschwan Spanish: Cisne coscoroba
S South America from Tierra del Fuego and Falkland Is N to C Chile and N Argentina; winters N to Paraguay, SE Brazil and probably in Bolivian Chaco, where recently recorded#R.
90–115 cm; male 3800–5400 g, female 3100–4500 g. The smallest swan. Black tips to six outermost primaries. Breast feathers appear centrally parted. Female... read more
Onomatopoeic “cos-cor-oo” is usually given in threat display against intruders (but is not... read more
Favours lagoons and large freshwater swamps, preferably those with well-vegetated margins, but has... read more
Food and feeding
Apparently varied diet (but no detailed studies), consisting of plant matter, small aquatic and marine invertebrates, fish spawn, etc.... read more
During local spring; May–Oct in NW Argentina, Jul–Dec in Chile, Jul–Aug in S Brazil, or May–Dec over entire... read more
Some southern breeders migrate to lower latitudes (c. 25º S) in winter, exceptionally N of the... read more
Status and conservation
Not globally threatened (Least Concern). CITES II. Still widespread and quite common locally, with an overall population estimated at < 25,000 birds in late 1990s; thought... read more
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