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Charadriiformes > Laridae

Gray-backed Tern

Onychoprion lunatus

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Identification

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A medium-sized tern of the tropical Pacific. Similar to Sooty Tern, but the back is gray (not black) and the white patch on the forehead extends behind the eye. Note deeply forked tail. Nests on the ground and occasionally on ledges on tropical islands. Rarely seen from shore.

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Gray-backed Tern

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