Black-winged petrel (Pterodroma nigripennis)

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Wikipedia: Black-winged petrel Source: OTHER 1200px-BWP_3_-_Christopher_Watson.jpg
Classification: Genus Pterodroma; Family Shearwaters and petrels (Procellariidae)
This bird appears across the great seas in the following continents: North America, Australia.
General: The black-winged petrel (Pterodroma nigripennis) is a species of seabird in the family Procellariidae. It breeds on a number of oceanic islands in the tropical and subtropical East Pacific Ocean and spends the rest of the year at sea. [more]

🔍 No documented observation