Greater Shearwater - Puffinus gravis
Photos were taken during a Brookline Bird Club "Extreme Pelagic" birding trip this past weekend. Easily, the Greater Shearwater was one of the most commonly seen birds of the trip. More photos of this species as well as others will follow later with week.
PS - as always click on the photos to see larger versions!
To see some great bird photos from around the world, check out: