Aberrant bush warbler

The aberrant bush warbler (Horornis flavolivaceus) is a species of bush warbler (family Cettiidae). It was formerly included in the "Old World warbler" assemblage.

It is found in central and southern China, and the northern extremes of Myanmar and Vietnam.[2] It occurs in the countries of Bhutan, China, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Philippines, Thailand, Timor-Leste and Vietnam[1] and also may occur in north-eastern and south-eastern Bangladesh.[3]