Hairy-backed Bulbul
Tricholestes criniger
- KingdomAnimalia (Animals)
- PhylumChordata (Chordates)
- ClassAves (Birds)
- OrderPasseriformes (Perching Birds)
- FamilyPycnonotidae (Bulbuls)
- GenusTricholestes
- SpeciesTricholestes criniger (Hairy-backed Bulbul)
About the Hairy-backed Bulbul
The hairy-backed bulbul (Tricholestes criniger) is a songbird species in the bulbul family, Pycnonotidae. It is the sole species contained within the monotypic genus Tricholestes. It is found on the Malay Peninsula, Sumatra, and Borneo. Its natural habitat is subtropical or tropical moist lowland forests.
The hairy-backed bulbul was originally described in the genus Brachypodius (a synonym for Pycnonotus). Alternatively, some authorities have classified the hairy-backed bulbul in the genera Trichophorus (a synonym for Criniger) and Hypsipetes.
Three subspecies are currently recognized: T. c. criniger - (Blyth, 1845): Found on the Malay Peninsula and eastern Sumatra T. c. sericeus - (Blyth, 1865): Originally described as a separate species in the genus Criniger. Found on western Sumatra
T. c. viridis - (Bonaparte, 1854): Originally described as a separate species in the genus Trichophoropsis (a synonym for Setornis). Found on Borneo The hairy-backed bulbul is a small (16–17 cm long, weigh 12–21 g), relatively quiet bulbul with a slightly rounded tail and strong rictal bristles. It is olive above and yellowish below... Wikipedia →
Closest Relatives at Sepilok
Red-eyed Bulbul
Pycnonotus brunneus
Yellow-vented Bulbul
Pycnonotus goiavier
Olive-winged Bulbul
Pycnonotus plumosus
Spectacled Bulbul
Rubigula erythropthalmos
Streaked Bulbul
Ixos malaccensis
Buff-vented Bulbul
Iole olivacea
Cream-vented Bulbul
Pycnonotus simplex
Brown-cheeked Bulbul
Alophoixus bres
Yellow-bellied Bulbul
Alophoixus phaeocephalus
Cream-eyed Bulbul
Pycnonotus pseudosimplex
Gray-bellied Bulbul
Rubigula cyaniventris
Ochraceous Bulbul
Alophoixus ochraceus
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Khao Luang National Park | 🇹🇭 Thailand | |
| 2 | Danum Valley Conservation Area | 🇲🇾 Malaysia | |
| 3 | Khao Sok National Park | 🇹🇭 Thailand | |
| 4 | Way Kambas National Park | 🇮🇩 Indonesia | |
| 5 | Taman Negara National Park | 🇲🇾 Malaysia | |
| 6 | Sepilok | 🇲🇾 Malaysia | |
| 7 | Gunung Leuser National Park | 🇮🇩 Indonesia | |
| 8 | Kerinci Seblat National Park | 🇮🇩 Indonesia | |
| 9 | Kinabalu Park | 🇲🇾 Malaysia | |
| 10 | Kinabatangan Wildlife Sanctuary | 🇲🇾 Malaysia | |
| 11 | Bako National Park | 🇲🇾 Malaysia |
Quick answers
What are the chances of seeing a Hairy-backed Bulbul in Sepilok?
About 10% of wildlife watchers report a Hairy-backed Bulbul sighting in Sepilok, based on 260 verified sightings from GBIF citizen-science data.
When is the best time to see Hairy-backed Bulbul in Sepilok?
July has the highest sighting rate for Hairy-backed Bulbul in Sepilok in our monthly data.