Dyke Marsh, VA July 24, 2016
Roost colony in cattail island
at nest boxes
Purple Martin (Progne subis), male, Skyline Boulevard, San Mateo County, California - 17 June 2016. Found here by Alvaro Jaramillo on 8 June.
The Purple Martin (Progne subis) is the largest North American swallow. These aerial acrobats have speed and agility in flight, and when approaching their housing, will dive from the sky at great speeds with their wings tucked.