French: Sporophile à croupion roux German: Rotbürzelspelzer Spanish: Semillero culirrufo
Buena Vista, Santa Cruz, Bolivia
S Paraguay, NE Argentina (E Formosa and E Chaco S to Corrientes, Entre Ríos and N Buenos Aires) and adjacent W Uruguay; non-breeding N & E Bolivia (Beni, La Paz and W Santa Cruz), SW Brazil (S Mato Grosso and S Goiás, S to N Paraná) and E Paraguay.
10 cm; one young male 9·7 g. A tiny seedeater with small, rounded bill. Male breeding has crown to mantle and upper back greyish, lower back and rump chestnut; tail... read more
Song more complex than that of other “capuchino” seedeaters, a long warble with many... read more
Tall grasslands adjacent to marshes or other open wetlands; breeding evidently confined to... read more
Food and feeding
Grass seeds. Clings to grass stem while foraging for seeds. Sometimes in mixed flocks with other members of genus.
Season Dec–Feb. Nest with 2 eggs found in Feb in Uruguay. No other information.
Poorly known. Partially migratory, but details of movements and precise location of non-breeding... read more
Status and conservation
Not globally threatened. Currently considered Near-threatened. Generally uncommon to rare, and very patchily distributed. Range sometimes mapped as rather large, but appears... read more
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