This swift is marked by a forehead crest and long wing tips that cross over its back when it perches.
It has a gray body and forehead crest, and the long wing tips cross over its back when perched. Males have reddish cheeks; females have dark gray cheeks edged in white.
It is seen alone, in pairs, or in small flocks. It catches insects in flight and also perches high in trees.
It builds a tiny nest on a tree limb and lays a single egg attached to the nest.
Its wings have a greenish sheen and a whitish eyebrow lies above the eye.
An extinction-risk assessment has not been added yet.