The crescent-chested babbler is a passerine bird found in the forests of the Indian subcontinent, Southeast Asia, and southern China. It is a medium-sized bird, with a body length of around 20 cm and a weight of around 40 g. The plumage is mainly brown, with a distinctive white crescent-shaped mark on the chest. The bill is long and downcurved, and the eyes are dark brown. Crescent-chested babblers are social birds, and they typically live in small flocks of up to 10 individuals.
These birds are omnivorous, and they feed on a variety of fruits, insects, and small reptiles. They are also known to raid the nests of other birds, and they have been observed eating eggs and chicks. Crescent-chested babblers are territorial, and they will defend their territory from other birds. They are also known to be aggressive towards humans, and they have been known to attack people who come too close to their nests.