On April 30, Eric Horvath sent in the following photos of Cypseloides swifts taken in Caldera: The photo above is a Black Swift, Cypseloides niger , from along the Rio Chiriqui near the Caldera hot springs, 15 April 2014. Also on 15 April at this location was the following swift which appears to be White-chinned Swift, Cypseloides cryptus . Intriguing as these may be, on May 6, Craig Bennett sent in an even better record: The attached photo was taken by me yesterday at a waterfall in the Boquete area. The nest is located behind the veil of the falls under an overhang. After looking at the local field guides and Chantlers book on Swifts, I'm confident that this is a nesting Cypseloides Swift. It's too early in the nesting season for it to be an immature bird, so it must be an adult. And because it's an adult I've ruled out Chestnut-collared and White-collared Swifts for obvious reasons. It would appear it must be either Black Swift or W...