Place: Abraão, Ilha Grande, Brazil
Date: 30 April 2013.
[Pygochelidon cyanoleuca, Family Hirundinidae, Order Passeriformes, Wikipedia Entry: Blue-and-white swallow]
The sound of the blue-and-white swallow (borrowed from the Xeno-Canto website, recordist Douglas Meyer)
Marnix's Bird Gallery 