The pale baywing (''Agelaioides fringillarius''), formerly known as the pale cowbird, is a species of

bird Birds are a group of warm-blooded vertebrates constituting the class Aves (), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweigh ...

in the family

Icteridae Icterids () or New World blackbirds make up a family, the Icteridae (), of small to medium-sized, often colorful, New World passerine birds. Most species have black as a predominant plumage color, often enlivened by yellow, orange, or red. The ...

. It is currently placed in the genus ''Agelaioides'', but has traditionally been placed in the genus ''

Molothrus Cowbirds are birds belonging to the genus ''Molothrus'' in the family Icteridae. They are of New World origin, and are obligate brood parasites, laying their eggs in the nests of other species. The genus was introduced by English naturalist Will ...

''. It was formerly considered conspecific with the

greyish baywing The grayish baywing (''Agelaioides badius''), formerly known as the bay-winged cowbird, is a species of bird in the family Icteridae. It is currently placed in the genus ''Agelaioides'' but has traditionally been placed in the genus ''Molothrus' ...

, with the combined species then known as bay-winged cowbird. It is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

to northeastern Brazil, where it is primarily found in the

Caatinga Caatinga (, ) is a type of semi-arid tropical vegetation, and an ecoregion characterized by this vegetation in interior northeastern Brazil. The name "Caatinga" is a Tupi word meaning "white forest" or "white vegetation" (''caa'' = forest, v ...

and the northern

Cerrado The ''Cerrado'' (, ) is a vast ecoregion of tropical savanna in eastern Brazil, particularly in the states of Goiás, Mato Grosso do Sul, Mato Grosso, Tocantins, Minas Gerais, and the Federal District. The core areas of the Cerrado biome are t ...

References

* Ridgely, R. S.; & Tudor, G. (1989). ''The Birds of South America vol. 1 - The Oscine Passerines.'' Oxford University Press. * Fraga, R. M. and S. D�Angelo Neto. 2014. Natural history notes and breeding of the Pale Baywing (Agelaioides fringillarius) in northern Minas Gerais, Brazil. Revista Brasileira de Ornitologia, 22: 238–241.

External links

pale baywing The pale baywing (''Agelaioides fringillarius''), formerly known as the pale cowbird, is a species of bird in the family Icteridae. It is currently placed in the genus ''Agelaioides'', but has traditionally been placed in the genus ''Molothrus''. ...

Birds of the Caatinga Endemic birds of Brazil

{{Icteridae-stub