Tawny-headed Swallow

The tawny-headed swallow (Alopochelidon fucata) is a species of bird in the family Hirundinidae. It is the only species placed in the genus Alopochelidon. It is found in Argentina, Bolivia, Brazil, Colombia, Falkland Islands, Paraguay, Peru, Uruguay, and Venezuela, where its natural habitats are dry savanna and subtropical or tropical seasonally wet or flooded lowland grassland. == Taxonomy and etymology == The tawny-headed swallow was formally described as Hirundo fucata by the Dutch zoologist Coenraad Temminck in 1822. The type locality is São Paulo in Brazil. The tawny-headed swallow is now the only species placed in the genus Alopochelidon that was introduced in 1903 by Robert Ridgway. The genus name combines the Ancient Greek alōpos meaning "fox-like" (alōpēx means "fox") with khelidōn meaning "swallow". The specific epithet is from Latin fucatus meaning "painted". Phylogenetic analysis has shown that tawny-headed swallow is most closely related to the swallows in the genus Orochelidon. Although no subspecies of the tawny-headed swallow are recognised, it differs slightly depending on where it occurs. A tawny-headed swallow that occurs in the southern part of its range will usually have a duskier cap, less distinct margins of the crown feathers, and be slightly larger than those of…