Laboratório de Tecnologia Educacional BIBLIOTECA DIGITAL               DE CIÊNCIAS

19 cm. The body is brown, darker in the back and ferruginous in the tail. The ventral part is light brown. Distribution: Northeast, Mideast to South of Brazil, also in Argentina, Paraguay, Uruguay and Bolivia. Has been spreading its distribution along with deforestation. Habitat: Open landscapes, fields, cerrado, lawns and gardens. Diet: Mainly arthropods, sometimes seeds. Reproduction: The couple builds the nest with mud, manure and straw that they carry with their beaks and model with their feet. The nest is usually built on tall trees. Each year a new nest is built, sometimes over the previous ones (up to 11 nests one above the other). The nest has two divisions and the eggs...

18,5 cm. The upper parts are greenish brown, the throat is white and the belly yellow. The tip of the tail is buffy. Male and female are similar. Distribution: From Venezuela to Argentina. Mideastern Brazil. Migrates seasonaly in southern Brazil. Habitat: Open fields, grasslands, grazing lands and parks in urban areas. Diet: Catches insects on the ground and sometimes in trees. Follows cattle to feed on insects displaced by its movement. Reproduction: Builds a nest made of branches about 4m from the ground. May use nests abandoned by the hornero (Furnarius rufus). The white eggs are incubated by the couple. Natural history: When on the ground runs for some meters then stops t...

12,5 cm. The general color is green, but the male has a bright blue area in the wings and lower back. The female does not have this blue area and the belly is somewhat yellow. There may be mutations producing all yellow or blue individuals. The plumage of the immature individuals is not as bright as the adult’s. Distribution: Tropical South America. Habitat: Forest borders, gallery forests, parks, gardens and open areas. Diet: Feeds on fruits, seeds, buds and flowers. Reproduction: It is monogamous. The couple stays together for the rest of their lives. The nest is built inside a hole in a tree that may be an abandoned nest of hornero (Furnarius rufus) or an artificial nest box...