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
Española cactus finch study. Other taxonomic authorities have kept the large cactus finch and the Genovesa cactus finch conspecific. The Española cactus finch is among the largest of the Darwin's finches, measuring in length. The male is black, with white-tipped undertail coverts. Female and immature birds range in color from dull gray to matte black, and frequently show white edges to the feathers of their underparts. Española cactus finch The Española cactus finch ("Geospiza conirostris"), is a species of bird in the tanager family Thraupidae. It is one of Darwin's finches, and is endemic to the Galápagos islands, where it is restricted to