The Rufous-capped Thornbill is a small hummingbird of mountain regions from Colombia to Bolivia. Males have dark green upperparts and reddish-green underparts and feed on nectar and insects by woodland edges.
Males have a short, straight black bill, dark green upperparts, and reddish-green underparts.
It uses clearings and woodland borders in subtropical and temperate mountain areas, and feeds on nectar and insects.
An extinction-risk assessment has not been added yet.