The Black-bellied Seedeater (Sporophila melanogaster) is a species of bird in the Thraupidae family. It is endemic to Brazil. Its natural habitats are temperate grassland and swamps. It is threatened by habitat loss.
Source
BirdLife International 2004. Sporophila melanogaster. 2006 IUCN Red List of Threatened Species. Downloaded on 27 July 2007.