Purple grenadier Purple grenadier The purple grenadier ("Uraeginthus ianthinogaster") is a common species of estrildid finch found in eastern Africa. The length averages 13.3 cm (5.25 in). All ages and sexes have a black tail, and adults have a red bill. The male has a cinnamon-colored head and neck with a blue patch surrounding the eye. The rump is purplish blue and the underparts are violet-blue with variable rufous patches. The female is smaller and mostly cinnamon brown with white barring on the underparts and silver-blue eyepatches. Juveniles are like females, but mostly unbarred tawny-brown with a reddish-brown bill. The song (in
Greater koa finch Greater koa finch The greater koa finch ("Rhodacanthis palmeri") was a species of finch in the Fringillidae family. It was found only in the Hawaiian Islands. It has been extinct since the late 19th century. The bird was about 7–8 in (18–20 cm) long when fully grown. It was the largest known honey-creeper, although its typical weight is unknown. The bird is sexually dimorphic; the male was brilliant scarlet-orange on head, neck, and breast, with lighter orange on its bottom, and olive brown with orange touches on back, wings, and tail; however, the female was brownish olive, and somewhat lighter