About Geospiza conirostris Ridgway, 1890
The Española cactus finch, with the scientific name Geospiza conirostris Ridgway, 1890, is one of the largest species of Darwin's finches. It reaches a length of 15 cm (5.9 in). Adult males are black, and have white-tipped undertail coverts. Females and immature birds have coloration that ranges from dull gray to matte black, and their underpart feathers often have white edges.