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A large tropical American hummingbird with a green back and long curved wings.
Genus Campylopterus, family Trochilidae: several species‘Hayes' group attempted to determine the distribution and population size of the white-tailed sabrewing using trail surveys, and banded 81 birds caught in mist nets.’‘It flew farther away to a low perch and preened until another sabrewing flew into the area.’
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