Hairy-backed Bulbul

Hairy-backed Bulbul

Tricholestes criniger

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~20% · Possible
at Taman Negara National Park
353 Verified sightings at Taman Negara National Park From 2019 to 2026
1,966 Verified sightings across all 11 parks From 2019 to 2026
August Best month highest sighting rate
🌅 Crepuscular When it's spotted at dawn and dusk

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 →

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
~40%
2 Danum Valley Conservation Area 🇲🇾 Malaysia
~40%
3 Khao Sok National Park 🇹🇭 Thailand
~20%
4 Way Kambas National Park 🇮🇩 Indonesia
~20%
5 Taman Negara National Park 🇲🇾 Malaysia
~20%
6 Sepilok 🇲🇾 Malaysia
~10%
7 Gunung Leuser National Park 🇮🇩 Indonesia
~10%
8 Kerinci Seblat National Park 🇮🇩 Indonesia
~10%
9 Kinabalu Park 🇲🇾 Malaysia
<5%
10 Kinabatangan Wildlife Sanctuary 🇲🇾 Malaysia
<5%
11 Bako National Park 🇲🇾 Malaysia
Insufficient data

Quick answers

What are the chances of seeing a Hairy-backed Bulbul in Taman Negara National Park?

About 20% of wildlife watchers report a Hairy-backed Bulbul sighting in Taman Negara National Park, based on 353 verified sightings from GBIF citizen-science data.

When is the best time to see Hairy-backed Bulbul in Taman Negara National Park?

August has the highest sighting rate for Hairy-backed Bulbul in Taman Negara National Park in our monthly data.

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