The White-tailed Starfrontlet is a hummingbird known for the male’s white tail and the sexes’ different underside colors. It lives in humid mountain forest.
The male has a long white tail, dark wings, metallic green plumage, and a blue breast patch. The female has a bronze-toned tail, green back, and rufous underside.
It flies quickly among low vegetation in humid mountain forest and defends a territory.
An extinction-risk assessment has not been added yet.