Black-capped Foliage-gleaner - The Black-capped Foliage-gleaner is a species of bird in the Furnariidae family. It is found in Argentina, Brazil, and Paraguay. Its natural habitat is subtropical or tropical moist lowland forests.
Alagoas Foliage-gleaner - This species was first discovered in 1979 at Murici in Alagoas, although there have been few sightings in that area since. In 2003 it was discovered at the Frei Caneca Private Reserve in Pernambuco. Due to its rarity it has been classified by BirdLife International as critically endangered. The current population is estimated at between 50 and 249.
Buff-fronted Foliage-gleaner - The Buff-fronted Foliage-gleaner is a species of bird in the Furnariidae family, the ovenbirds. It is found in southeastern regions of South America in the cerrado and pantanal of Brazil and Paraguay as well as areas of southeast coastal Brazil; also extreme northeast Argentina. In western Andean and northwest South America, it is found in Venezuela, Colombia, Ecuador, Peru and Bolivia; and in the northwest, it is also found in Panama and Costa Rica.