Microtarsus urostictus
The Yellow-wattled Bulbul (*Microtarsus urostictus*) is a charming, small passerine bird entirely endemic to the island of Borneo. Measuring approximately 15-16 cm in length and weighing around 15-25 grams, this bulbul is easily identified by its olive-green upperparts and pale, often whitish, underparts with subtle yellow tinges on the flanks. Its most distinctive field mark, giving it its common name, is a prominent, bright yellow wattle or tuft located just behind the eye, a feature that i...
Primarily inhabits primary and mature secondary broadleaf evergreen forests, often near rivers or streams, from lowlands up to lower montane elevations, typically found between 0 and 1400 meters, though occasionally higher.
Omnivorous, primarily consuming insects gleaned from foliage and bark, supplemented with small fruits and berries.
This active bulbul is typically observed singly or in pairs, occasionally forming small, loose foraging groups within the forest mid-story to sub-canopy. It forages meticulously, gleaning insects from foliage and bark, and also consuming small fruits. Its daily routine involves continuous movemen...
The Yellow-wattled Bulbul is strictly endemic to the island of Borneo, where it is a resident species across its distribution. Its breeding range encompasses various regions of both Malaysian Borneo (Sarawak, Sabah) and Indonesian Borneo (Kalimantan), as well as Brunei. There are no distinct wint...
Least Concern
- The Yellow-wattled Bulbul is entirely endemic to Borneo, found nowhere else in the world. - Its scientific name, *urostictus*, means 'tail-spotted,' though the most prominent spot is on its head – the yellow wattle! - The distinctive yellow wattle behind its eye is its most reliable field mark,...