Ashy Bulbul vs Cinereous Bulbul

In short

The Ashy Bulbul and Cinereous Bulbul are similar in structure but differ in plumage and vocalizations. The Ashy Bulbul has a more uniform grayish-brown appearance, while the Cinereous Bulbul is mostly gray with a distinctive black mask and white underparts. Vocalizations also differ, with the Cinereous Bulbul known for its ringing 'tree-tree-tree' calls.

Identification tips

1. Look for the black mask and white underparts on the Cinereous Bulbul. 2. Note the uniform grayish-brown plumage of the Ashy Bulbul. 3. Listen for the Cinereous Bulbul's distinctive 'tree-tree-tree' call. 4. Observe wing and tail color on Borneo for Cinereous Bulbul (yellow-green vs. brown elsewhere).

Size

Both species are similar in size, typical of bulbuls.

Plumage

The Ashy Bulbul is generally grayish-brown with less contrast, while the Cinereous Bulbul features a gray body with a black mask and white throat, belly, and undertail-coverts. The Cinereous Bulbul on Borneo has vivid yellow-green wings and tail, contrasting with the brown wings and tail elsewhere.

Behaviour

Both species may be seen in groups at fruiting trees and can join mixed-species flocks. The Cinereous Bulbul is noted for its noisier presence.

Habitat

Both species inhabit similar environments, often found in forested areas and edges.

Voice

The Cinereous Bulbul emits a distinct ringing 'tree-tree-tree' call, while the Ashy Bulbul's vocalizations are less documented but generally more subdued.