Olive-winged Bulbul vs Ayeyarwady Bulbul

In short

The Olive-winged Bulbul and Ayeyarwady Bulbul can be distinguished by their iris color and habitat preferences. The Olive-winged Bulbul typically has a more olive-toned plumage and is found in a wider range of habitats, while the Ayeyarwady Bulbul is noted for its reddish iris and preference for dry, open areas.

Identification tips

1. Iris Color: Look for the reddish iris of the Ayeyarwady Bulbul compared to the darker iris of the Olive-winged Bulbul. 2. Habitat: Note the habitat; Ayeyarwady Bulbul is more likely in dry, open areas. 3. Plumage: Observe the overall plumage tone; Olive-winged Bulbul is more uniformly olive. 4. Vocalization: Listen for the harsh, rasping calls of the Ayeyarwady Bulbul.

Size

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

Plumage

The Olive-winged Bulbul has an olive-toned plumage with a more uniform appearance, whereas the Ayeyarwady Bulbul may appear more streaked and has a distinctive reddish iris compared to the Olive-winged's darker iris.

Behaviour

The Ayeyarwady Bulbul is relatively shy and often announces its presence with harsh, rasping calls, while the Olive-winged Bulbul's behavior is less specifically noted but is generally typical of bulbuls.

Habitat

The Olive-winged Bulbul inhabits a variety of environments, including forest edges and gardens, whereas the Ayeyarwady Bulbul is more confined to dry, open, low-lying areas with scattered trees or shrubs, primarily in Myanmar and adjacent western Thailand.

Voice

The Ayeyarwady Bulbul is known for its harsh, rasping calls. Specific vocalization details for the Olive-winged Bulbul are not provided, but it is generally less distinctive in call compared to the Ayeyarwady.