The Cuban Emerald is a hummingbird whose male is green with a long, forked tail. It occurs from coastal to mid-elevation habitats and breeds year-round.
The male is green with white undertail coverts and a long, forked tail. The female has a white chin, throat, and breast.
It uses a range of habitats from the coast to mid-elevations, is more common on cays, and breeds year-round.
It is 9–10.5 cm long.
An extinction-risk assessment has not been added yet.