French: Ada à ailes blanches German: Weißspiegel-Dunkeltyrann Spanish: Viudita aliblanca
Cnipolegus [sic] aterrimus
Subspecies and Distribution
K. a. anthracinus
Cabanis#R, 1860 – #R#RS Peru (Junín, Ayacucho, Apurímac, Cuzco, N Puno) and NW Bolivia (La Paz).
K. a. aterrimus
Kaup, 1853 – S Bolivia (Cochabamba and Santa Cruz S to Potosí and Tarija) and W Argentina (S to Chubut); also Paraguay and NE Argentina in non-breeding season.
16–18 cm; 14·8–24·5 g. Male nominate race shiny black overall, with large white band across inner webs of primaries (usually hidden at rest,... read more
Typically silent. A female-plumaged bird uttered “trrie rrhi rrhi, trrie rrhie rrhie, trrhie... read more
Light scrub, woodland, and forest borders, mostly in arid and semi-arid regions. Race ... read more
Food and feeding
Insects. Generally solitary, though usually not shy. Usually perches with erect posture in the open, occasionally inside canopy; flicks... read more
Season Oct–Feb; eggs in Oct–Nov and fledgling in Nov in Bolivia; display observed in Dec–Feb. Male displays with short... read more
S race (nominate) moves N in Mar–Apr, returns in Nov; recorded during austral winter in... read more
Status and conservation
Not globally threatened (Least Concern). Fairly common to common; abundant in NW Argentina, where known from several conservation units. Found typically in inhabited areas in... read more
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