The Violet-green Swallow breeds in western North America. Its green and violet sheen and white facial markings make it distinctive.
Adults have a green back, a violet sheen on the rump, and white patches on the sides of the face and rump. Females and young birds are duller.
It catches insects while flying. It spends the breeding season in western North America and moves to Mexico and Central America for winter.
An extinction-risk assessment has not been added yet.