Black-winged Petrel (Pterodroma nigripennis) by Ian Montgomery 2 Published May 13, 2012 at × in Ian’s Bird of the Week – Black-winged Petrel ← Previous Next → PRO-Proc Black-winged Petrel (Pterodroma nigripennis) by Ian Montgomery 2 Share this:EmailMe-WePrintMoreLike this:Like Loading...