About Horornis acanthizoides (J.Verreaux, 1870)
The yellow-bellied bush warbler, which also goes by the name yellowish-bellied bush warbler, has the scientific name Horornis acanthizoides. It is a species of bush warbler that belongs to the family Cettiidae. This species was previously grouped together with other species in the broader "Old World warbler" assemblage. It occurs in mainland China and Taiwan. Hume's bush warbler was once classified as the same species as this bird.