French: Sporophile ardoisé German: Schieferspelzer Spanish: Semillero pizarroso
Lion Hill, Canal Zone, Panama
Subspecies and Distribution
S. s. schistacea
(Lawrence, 1862) – Belize and N & E Honduras through NE Nicaragua, Costa Rica and Panama to N Colombia and W slope of E Andes.
S. s. incerta
Riley, 1914 – Pacific slope of Andes from W Colombia (Caldas) S to N Ecuador (S to Pichincha, also in Napo).
S. s. longipennis
C. Chubb, 1921 – W, N & E Venezuela (E slope of Andes S from Mérida, Monagas E to Delta Amacuro, and Bolívar), Colombia (E slope of E Andes S to Meta), the Guianas, Brazil (Roraima, Amapá, N Pará and S Amazonas), N & E Peru (Loreto and Huánuco S to Madre de Dios) and NW Bolivia (Beni and Cochabamba).
10·6–11·1 cm; 12–13·7 g (Brazil and Peru). Small passerine with large bill. Male nominate race has slate-grey head, upperparts, breast and flanks, white eyering, and white... read more
Song variable, often begins with sharp notes and buzzes and ends with high-pitched lisping trill;... read more
Edge of humid evergreen forest, second growth and plantations, especially where bamboo present.... read more
Food and feeding
Apparently feeds primarily on grass seeds, especially bamboo (e.g. Chusquea simpliciflora). Recently observed also to be using... read more
Not well known. Nests in Feb and Jun–Sept (mostly Jul and Aug) in Panama, and Jun in Venezuela (middle R Orinoco region). Nest a thin-... read more
Seemingly eruptive and nomadic. A specialist on seeding bamboo, an ephemeral resource; populations... read more
Status and conservation
Not globally threatened. Status not well known. Rare to uncommon, but eruptive; can be locally common in some years, and absent in others. Also purportedly recorded in S... read more
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