Orange-crested Manakin

The orange-crested manakin, or orange-crowned manakin, (Heterocercus aurantiivertex) is a species of bird in the family Pipridae. It is found in Brazil, Ecuador, Peru, and possibly Colombia. == Taxonomy and systematics == The orange-crested manakin is monotypic. It shares genus Heterocercus with the flame-crested manakin (H. linteatus) and the yellow-crested manakin (H. flavivertex). The three form a superspecies. == Description == The orange-crested manakin is about 14 cm (5.5 in) long and weighs 21 to 22 g (0.74 to 0.78 oz). The species is sexually dimorphic. Adult males have a mostly grayish olive head with an often hidden orange stripe on the crown and a grayish white throat. The throat feathers are long and silky. Their upperparts and flanks are dull olive. Their underparts are dull cinnamon-buff. Adult females have no orange on their crown. They are otherwise similar to males but their plumage is overall duller with paler underparts. Both sexes have a dark brown iris, a long narrow dark bill, and dark legs and feet. Immatures of both sexes resemble adult females. == Distribution and habitat == The orange-crested manakin primarily is found in eastern Ecuador between Sucumbíos and Pastaza provinces and southeast well into northern Peru's Loreto…