The Chestnut Bulbul has chestnut upperparts, a black crown and wings, and white and pearly-grey underparts. It is resident in Hong Kong forests, with additional birds arriving from the north in winter.
Adults have chestnut upperparts, a black crown, wings, and tail, and white underparts with pearly-gray breast and flanks. Juveniles are duller and lack the black crown.
It is vocal, and some calls imitate sounds of other birds. It eats fruit and searches vegetation for small invertebrates.
In Hong Kong it usually moves through the tree canopy in noisy groups of about five to ten birds.
In Hong Kong it eats fruits of trees including Photinia benthamiana and Ilex rotunda.
In Hong Kong a bird has been seen hovering in front of a spider web and plucking off a spider.
An extinction-risk assessment has not been added yet.