Data for:
Maine, United States
List:

Procellariiformes > Procellariidae

Trindade Petrel

Pterodroma arminjoniana

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Identification

POWERED BY MERLIN

A medium-sized gadfly petrel with long, pointed wings, long tail, and elastic, powerful flight. Bill is short and thick. Upperparts all dark. Has two color morphs—dark and pale. In pale morph, head and breast dark, contrasting with white belly, creating a hooded appearance. Undertail coverts dark. Dark morph is all dark on belly. In both morphs underwing has pale mid-wing panel across the entire wing.

POWERED BY MERLIN

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Neotropical Birds

Life histories of all species breeding in Mexico, Central America, and South America