Rufous-capped Brushfinch

The rufous-capped brushfinch (Atlapetes pileatus) is a species of bird in the family Passerellidae, the New World sparrows. It is endemic to Mexico. == Taxonomy and systematics == The rufous-capped brushfinch was formally described in 1831 with its present binomial Atlapetes pileatus. It is the type species for the genus Atlapetes. It has two subspecies, the nominate A. p. pileatus (Wagler, 1831) and A. p. dilutus (Ridgway, 1898). == Description == The rufous-capped brushfinch is 14.5 to 16.5 cm (5.7 to 6.5 in) long and weighs 21.5 to 27.5 g (0.76 to 0.97 oz). The sexes have the same plumage. Adults of the nominate subspecies have a rufous crown, a dark charcoal face, and a gray nape. Their upperparts, wings, and tail are olive-green. Their throat is yellow. Their underparts are mostly yellowish with an olive tinge on the sides of the breast and a strong cinnamon tinge on the flanks and undertail coverts. They have a brown to dark red-brown iris, a blackish bill, and dusky pinkish to brownish legs and feet. Juveniles have no rufous on the crown, they have pale wing bars, and their underparts are paler than adults'. Subspecies A. p. dilutus is larger and overall…