Formicivora iheringi
The Narrow-billed Antwren, *Formicivora iheringi*, is a diminutive and distinctive passerine endemic to the dry, rocky woodlands of southeastern Brazil. Measuring a mere 11-12 cm in length and weighing around 9-11 grams, this species is easily recognized by its slender, pointed bill, a feature that lends it its common name. Males present a striking appearance with entirely blackish face and underparts, contrasted by a prominent white supercilium and dark olive-brown upperparts, adorned with t...
Found in dry, rocky, stunted evergreen woodlands, cerrado, caatinga, and dense shrubby areas, often on slopes and hilltops, typically at elevations between 200-1100 meters.
Feeds primarily on small insects and other arthropods, which it gleans actively from vegetation.
This diurnal antwren is an active insectivore, typically observed singly or in pairs, sometimes joining mixed-species flocks. It primarily forages by gleaning small arthropods and insects from foliage, branches, and vines within the understory and mid-story, moving with quick, jerky motions. Pair...
The Narrow-billed Antwren is endemic to southeastern Brazil, with a highly restricted and fragmented distribution. It is primarily found in the states of Minas Gerais, Rio de Janeiro, and São Paulo, with scattered populations also known from Espírito Santo. Its presence is strongly correlated wit...
Near Threatened
- The 'Narrow-billed' part of its name specifically refers to its characteristically slender and pointed bill, perfectly adapted for picking small insects from crevices and dense foliage. - Despite its 'antwren' name, this species does not follow army ant swarms for foraging like some other antbi...