French: Foulque leucoptère German: Weißflügel-Blässhuhn Spanish: Focha aliblanca
Chile, E & SE Bolivia, Paraguay and extreme SE Brazil S through Uruguay and Argentina to Tierra del Fuego.
35–43 cm; 5 females 400–500 and 607 g. Darker than F. americana on body; distinguished from congeners by yellow to greenish yellow bill, occasionally... read more
Vocal, with variety of loud, hollow cackling calls and clucking notes; some calls resemble peals of... read more
Freshwater lagoons, river backwaters, ponds and marshes; prefers grassy or vegetation-free shores,... read more
Food and feeding
Eats mostly aquatic weeds. Chiefly a surface feeder, but dives occasionally; pecks at surface and upends frequently. Also grazes on land... read more
Lowlands of C Argentina, mainly Apr–Nov; uplands, Nov–Jan; season very prolonged in Rio Grande do Sul, Brazil, where species... read more
Present all year in Rio Grande do Sul but makes considerable local movements, with most or all... read more
Status and conservation
Not globally threatened (Least Concern). Formerly regarded as widespread, and common to locally abundant; recorded in flocks of thousands on large marshy lagoons of Argentine... read more
Only subscribers are able to see the bibliography. Login or Subscribe to get access to a lot of extra features!