Bicol Ground-Warbler

Robsonius sorsogonensis

The Bicol ground warbler is a species of passerine bird in the family Locustellidae. It is native to southern Luzon and Catanduanes in the Philippines. It was formerly conspecific and forms a species complex with the Cordillera ground warbler and Sierra Madre ground warbler, which are some of most elusive birds in the country due to their extremely shy nature. Its natural habitat is tropical moist lowland forest. It is threatened by habitat loss.

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