Anabacerthia amaurotis
The White-browed Foliage-gleaner (Anabacerthia amaurotis) is a medium-sized passerine, typically measuring 16-17 cm in length and weighing between 20-30 grams. Its upperparts are a dull olive-brown, contrasting with rich rufous wings and a similarly colored tail, which are crucial for identification. The most distinctive field mark is a prominent creamy-white supercilium that sharply stands out against dusky lores and ear coverts, giving the species its common name. Underparts are generally a...
Found primarily in humid montane and lowland evergreen forests, particularly favoring mature growth and forest edges within the Atlantic Forest biome. It occurs from near sea-level up to elevations of approximately 1800 meters.
Feeds almost exclusively on small insects and other arthropods, which it gleans from foliage, bark, and moss.
A diurnal species, the White-browed Foliage-gleaner is an active and acrobatic forager, typically seen singly or in pairs, but frequently joining mixed-species flocks alongside other insectivores. Its primary foraging strategy involves gleaning insects and other arthropods from dense foliage, bar...
The White-browed Foliage-gleaner is resident and endemic to the southeastern regions of South America. Its primary distribution covers a significant portion of southeastern Brazil, including the states of Minas Gerais, Espírito Santo, Rio de Janeiro, São Paulo, Paraná, Santa Catarina, and Rio Gra...
Least Concern
- The White-browed Foliage-gleaner is a member of the Furnariidae family, one of the most speciose avian families in the Neotropics, known for their incredible diversity in bill shapes and foraging techniques. - Its common name, 'Foliage-gleaner,' accurately describes its primary foraging method:...