Population Estimate: 500K to 5M
Range / Habitat: Tropical and subtropical mangrove forest throughout Mexico and Central America.
Field Notes: Neck and underparts white. Head, back and wings blue to green. Distinctive white rump seen while perched and in flight. This white rump helps distinguish from Blue-and-white Swallow and Tree Swallow.
Personal Notes: Seen on Ambergris Caye and in Aquacate, Belize.