Hairy-backed Bulbul vs Yellow-bellied Bulbul

In short

The Hairy-backed Bulbul and Yellow-bellied Bulbul are both medium-sized bulbuls found in Southeast Asia, but they can be distinguished by their plumage and habitat preferences. The Hairy-backed Bulbul has a more uniform olive-green plumage, while the Yellow-bellied Bulbul is notable for its yellow underparts. Both species have similar vocalizations, making visual identification more reliable.

Identification tips

1. Look for the yellow underparts of the Yellow-bellied Bulbul, which are absent in the Hairy-backed Bulbul. 2. Note the uniform olive-green plumage of the Hairy-backed Bulbul. 3. Consider habitat: Hairy-backed is more restricted to lowland forests, while Yellow-bellied can be found in a wider range of forest types.

Size

Both species are similar in size, typical of medium-sized bulbuls.

Plumage

The Hairy-backed Bulbul has a more uniform olive-green plumage with a slightly darker back, while the Yellow-bellied Bulbul is characterized by its yellow underparts and a contrasting olive-brown back.

Behaviour

Both species are active and often found in the mid-canopy, but specific behavioral differences are not well-documented.

Habitat

The Hairy-backed Bulbul is typically found in lowland forests, while the Yellow-bellied Bulbul is more adaptable, often seen in both lowland and hill forests.

Voice

Vocalizations are similar between the two species, making them less useful for differentiation.