Formicivora erythronotos
The Black-hooded Antwren (Formicivora erythronotos) is a diminutive and striking member of the antbird family (Thamnophilidae), endemic to the Atlantic Forest of southeastern Brazil. Males are instantly recognizable by their glossy black hood, contrasting sharply with pure white underparts and a rich rufous-chestnut back. A distinctive white wing-bar and tail-sides further aid identification. Females, by contrast, possess a duller blackish cap and throat, with buffy-ochre underparts and a ruf...
This antwren primarily inhabits the understory and edges of humid lowland to montane Atlantic Forest, often favoring secondary growth, bamboo thickets, and dense scrub up to elevations of approximately 800-1,000 meters.
Their diet consists almost exclusively of small insects and other arthropods, which they glean actively from vegetation surfaces within the understory.
Black-hooded Antwrens are diurnal and typically found singly or in pairs, furtively moving through dense undergrowth, rarely venturing into the open. They are active foragers, gleaning insects and other small arthropods from leaves, twigs, and bark, often with a distinctive tail-cocking motion. T...
The Black-hooded Antwren is a resident species with a highly restricted geographic distribution, confined to a narrow band of the Atlantic Forest in southeastern Brazil. Its range extends primarily through the states of Rio de Janeiro, eastern São Paulo, and northern Paraná. This species inhabits...
Near Threatened
- The Black-hooded Antwren is endemic to a very small region of the Atlantic Forest in southeastern Brazil, making it a highly specialized and localized species. - Despite its name, "antwren," this species is not known to regularly follow army ant swarms for food, a behavior more common in some o...