The Española cactus finch is among the largest of the Darwin's finches, measuring 15 cm (5.9 in) 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.
The Española cactus finch is among the largest of the Darwin's finches, measuring 15 cm (5.9 in) 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