African crimson-winged finch brown breast and flank markings on Asian birds are more extensive than on African birds; and African birds have less black on the crown than Asian birds (on males it often tends to be restricted to the forecrown). Male birds also differ compared to the Asian birds in that they lack the extensive pink in their uppertail-coverts, no black spots on their breast-sides; less distinct black markings on the mantle and ear-coverts and almost no red on the face. African crimson-winged finch The African crimson-winged finch ("Rhodopechys alienus"), is a pale-colored thickset finch with a heavy, dull yellowish bill. It
Cocos finch Cocos finch The Cocos finch or Cocos Island finch ("Pinaroloxias inornata") is the only one of Darwin's finches not native to the Galápagos Islands, and the only member of the genus "Pinaroloxias". Sometimes classified in the family Emberizidae, more recent studies have shown it to belong in the tanager family Thraupidae. It is endemic to Cocos Island, which is approximately 360 miles south of Costa Rica. It is a chunky 12 cm long finch weighing around 12.5 g and with a black decurved pointed bill. The male is entirely black, while the female is a heavily streaked brown, with a