The Black-faced Grassquit occurs across Caribbean islands and northern South America. It feeds mainly on grass and weed seeds, with insects also taken during the breeding season.
Males have glossy black faces, throats, breasts, and bellies, with olive-green backs. Females are light brown, with paler underparts.
During the day it feeds on the ground or in low vegetation, mainly eating grass and weed seeds. It sometimes takes fruit and eats small insects mainly during the breeding season.
An extinction-risk assessment has not been added yet.