LC
Red-eyed Bulbul Pycnonotus brunneus



Taxonomy

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A., Fishpool, L.D.C., Boesman, P. and Kirwan, G.M. 2016. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 2: Passerines. Lynx Edicions and BirdLife International, Barcelona, Spain and Cambridge, UK.

IUCN Red List criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
Year Category Criteria
2024 Least Concern
2016 Least Concern
2012 Least Concern
2009 Least Concern
2008 Least Concern
2004 Least Concern
2000 Lower Risk/Least Concern
1994 Lower Risk/Least Concern
1988 Lower Risk/Least Concern
Species attributes

Migratory status not a migrant Forest dependency medium
Land-mass type Average mass 29 g
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 3,610,000 km2
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size unknown - - -
Population trend decreasing - suspected -
Generation length 3.27 years - - -

Population justification: The global population size has not been quantified, but the species is described as generally fairly common throughout its range (del Hoyo et al. 2005). The population is suspected to be in decline owing to ongoing and rapid deforestation (del Hoyo et al. 2005).

Trend justification: The population is suspected to be in decline owing to ongoing and rapid deforestation (del Hoyo et al. 2005).


Country/territory distribution
Country/Territory Presence Origin Resident Breeding visitor Non-breeding visitor Passage migrant
Brunei extant native yes
Indonesia extant native yes
Malaysia extant native yes
Myanmar extant native yes
Singapore extant native yes
Thailand extant native yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Malaysia Bako-Buntal Bay
Malaysia Bau Limestone
Malaysia Belum-Temenggor
Malaysia Bintang Range
Malaysia Central Titiwangsa Range
Malaysia Crocker Range
Malaysia Danum Valley Conservation Area
Malaysia Danum-Linau
Malaysia Endau-Rompin
Malaysia Gunung Pueh
Malaysia Kabili-Sepilok
Malaysia Kelabit Highlands
Malaysia Kledang Range
Malaysia Klias peninsula
Malaysia Krau Wildlife Reserve
Malaysia Lambir Hills National Park
Malaysia Lanjak Entimau Wildlife Sanctuary
Malaysia Maliau Basin Conservation Area
Malaysia Mount Kinabalu
Malaysia Mulu - Buda Protected Area
Malaysia Nakawan Range
Malaysia Niah National Park
Malaysia Panti forest
Malaysia Pondok Tanjung Forest Reserve
Malaysia Sadong-Saribas coast
Malaysia Selangor Heritage Park
Malaysia Similajau National Park
Malaysia South-east Pahang peat swamp forest
Malaysia Tabin Wildlife Reserve
Malaysia Taman Negara National Park
Malaysia Tanjung Datu-Samunsam Protected Area
Malaysia Tanjung Tuan
Malaysia Tawau Hills Park
Malaysia Trus Madi Range
Malaysia Ulu Muda
Thailand Bala Sector, Hala-Bala Wildlife Sanctuary
Thailand Bu Do - Sungai Padi
Thailand Chaloem Pra Kiet (Pa Phru to Daeng)
Thailand Hala Sector, Hala-Bala Wildlife Sanctuary and Bang Lang National Park
Thailand Khao Banthad
Thailand Khao Nor Chuchi
Thailand Thaleban

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Plantations suitable resident
Artificial/Terrestrial Subtropical/Tropical Heavily Degraded Former Forest suitable resident
Forest Subtropical/Tropical Moist Lowland major resident
Forest Subtropical/Tropical Swamp major resident
Shrubland Subtropical/Tropical Moist suitable resident
Wetlands (inland) Permanent Rivers/Streams/Creeks (includes waterfalls) suitable resident
Altitude 0 - 1300 m Occasional altitudinal limits  

Utilisation
Purpose Scale
Pets/display animals, horticulture subsistence, national

Recommended citation
BirdLife International (2024) Species factsheet: Red-eyed Bulbul Pycnonotus brunneus. Downloaded from https://datazone.birdlife.org/species/factsheet/red-eyed-bulbul-pycnonotus-brunneus on 05/12/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from https://datazone.birdlife.org/species/search on 05/12/2024.