The Tawny-faced Gnatwren (Microbates cinereiventris) is a species of bird in the Polioptilidae family. It is found in Bolivia, Colombia, Costa Rica, Ecuador, French Guiana, Guyana, Nicaragua, Panama, Peru, Suriname, and Venezuela. Its natural habitat is subtropical or tropical moist lowland forests.
Source
BirdLife International 2004. Microbates cinereiventris. 2006 IUCN Red List of Threatened Species. Downloaded on 26 July 2007.