Formicivora grantsaui
The Sincora Antwren (*Formicivora grantsaui*) is a small, highly range-restricted passerine belonging to the antbird family (Thamnophilidae), discovered as recently as 1999. Measuring approximately 12.5 cm in length and weighing around 10-12 grams, males are strikingly marked with a black facial mask, a prominent white supercilium, greyish-white underparts, and black flanks boldly streaked with white, contrasting with their olive-brown upperparts. Females share a similar pattern but exhibit b...
Found exclusively in high-altitude rocky savannas (campo rupestre) with sparse bushy vegetation, often associated with *Vellozia* plants, between 800 and 1,100 meters elevation.
Primarily insectivorous, feeding on small invertebrates such as insects and spiders, which it gleans from dense foliage and low branches.
The Sincora Antwren is a diurnal species, active throughout the day, and typically roosts within dense, low-lying vegetation. It forages primarily in pairs, actively gleaning insects and spiders from low foliage and branches within the understory, moving with short, agile hops and flights. Monoga...
The Sincora Antwren is an extreme range-restricted endemic, found exclusively within the Chapada Diamantina mountain range in Bahia, northeastern Brazil. Its distribution is highly patchy and fragmented, primarily centered around the Serra da Sincora, from which it derives its common name. Known ...
Critically Endangered
- Discovered as recently as 1999, making it one of the most recently described avian species to science. - Its entire known range is confined to a relatively small area within the Chapada Diamantina National Park and surrounding regions in Bahia, Brazil. - It is a specialist of "campo rupestre," ...