Native Animals

Iole crypta

Buff-vented Bulbul
NT
Near Threatened
IUCN Red List of Threatened Species
ver 3.1, 2012
QR Code
SSN 21707
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Taxonomy

Description

Iole crypta is a small to medium-sized songbird in the bulbul family and is locally known as buff-vented bulbul or merbah riang in Malay. This bird species can grow up to around 20 cm long and has a distinctive greyish white iris with a relatively long and slender bill. The bird has whitish buff throat, brownish tinged with olive upperparts and the breast and belly are greyish while the undertail coverts are creamy buff. Buff-vented bulbul calls frequently and can be heard commonly at the forest edges. Its diet comprises of fruits and insects.

This bird's range of distribution includes the Malay Peninsula to Sumatra and Borneo. However, widespread deforestation and land conversion to agriculture has led to the declining trend of its population.  Hence, it is categorised as Near Threatened in the IUCN Red List.

Habitats

No Description Suitability Seasonality
1
Forest → Subtropical/Tropical Moist Lowland Forest
Suitable Resident
References : http://www.iucnredlist.org/technical-documents/classification-schemes/habitats-classification-scheme-ver3

Assessment

Year Published Assessment Red List Category Version
2012 IUCN Red List of Threatened Species
Near Threatened (NT)
3.1
2008 IUCN Red List of Threatened Species
Near Threatened (NT)
N/A
2004 IUCN Red List of Threatened Species
Near Threatened (NT)
N/A
2000 IUCN Red List of Threatened Species
Near Threatened (NT)
N/A
1994 IUCN Red List of Threatened Species
Least Concern (LC)
N/A
1988 IUCN Red List of Threatened Species
Least Concern (LC)
N/A

Biodiversity Experts

Profile
Abdul Rahman (Mr.)
Department of Wildlife and National Parks (PERHILITAN)
  • Birds
  • Biodiversity
  • Conservation
  • Ecosystems
  • Environment
  • Forest
  • Protected Areas
  • Wildlife Trade
  • PM
Azmi Mat Ali (Mr.)
Department of Wildlife and National Parks (PERHILITAN)
  • Birds (Taxonomy)
  • Biodiversity
  • Conservation
  • Wildlife Trade
  • PM
Farah Shafawati Mohd Taib (Dr.)
Universiti Kebangsaan Malaysia (UKM)
  • Birds
  • Mammals
  • Rodents
  • Treeshrews
  • Squirrels
  • Biodiversity
  • Conservation
  • Data Analysis
  • Ecosystems
  • Taxonomy
  • PM
Ismail Bin Hj. Mamat (Mr.)
Department of Wildlife and National Parks (PERHILITAN)
  • Birds
  • Biodiversity
  • Protected Areas
  • Invasive Alien Species
  • PM
Meor Amran Bin Meor Zulkifilee (Mr.)
Birdgroup Taman Negara (BGTN)
  • Birds
  • Business
  • Environment
  • Forest
  • Management
  • Tourism
  • PM
Mohammad Shahfiz Azman (Mr.)
Forest Research Institute Malaysia (FRIM)
  • Amphibians
  • Mammals
  • Birds
  • Amphibians
  • Reptiles
  • Awareness
  • Biodiversity
  • Conservation
  • Ecosystems
  • Environment
  • Forest
  • Landscape
  • Law and Policy
  • Management
  • Protected Areas
  • Science
  • Systematics
  • Invasive Alien Species
  • Like-Minded Megadiverse Countries (LMMC)
  • National Policy on Biological Diversity
  • Policy
  • Research and Development (R&D)
  • Zoonotic
  • PM
  • SBH
  • SWK
  • SEA
Mohd Abdul Muin Bin Md Akil (Mr.)
Universiti Sains Malaysia (USM)
  • Amphibians
  • Birds
  • Reptiles
  • Snakes
  • Biodiversity
  • Conservation
  • Evolution
  • Genetics
  • Molecular
  • Protected Areas
  • Climate Change
  • Invasive Alien Species
Rahmah Binti Ilias (Mrs.)
Department of Wildlife and National Parks (PERHILITAN)
  • Birds
  • Biodiversity
  • Conservation
  • Protected Areas
  • Invasive Alien Species
  • PM
Rosli Hashim (Prof. Dr.)
University of Malaya (UM)
  • Birds (Ecology)
  • Mammals (Ecology)
  • Spiders
  • Insects
  • Biodiversity
  • Protected Areas
  • PM
  • W
Rosli Ramli (Assoc. Prof. Dr.)
University of Malaya (UM)
  • Mammals (Ecology)
  • Birds
  • Biodiversity
  • Digital Sequence Information (DSI)
  • Protected Areas
  • Marine & Coastal
  • PM
  • W
Syaizwan Zahmir Zulkifli (Dr.)
Universiti Putra Malaysia (UPM)
  • Birds (Ecology)
  • Fishes (Ecology)
  • Molluscs (Ecology)
  • Biodiversity
  • Conservation
  • Ecosystems
  • Marine & Coastal
  • Water
Yeap Chin Aik (Mr.)
Malaysian Nature Society (MNS)
  • Birds (Ecology)
  • Awareness
  • Biodiversity
  • Biological Resource
  • Conservation
  • Ecosystems
  • Education
  • Forest
  • Landscape
  • Management
  • Protected Areas
  • Traditional Knowledge (TK)
  • PM
  • SBH
  • SWK
PM - Peninsular Malaysia; SBH - Sabah; SWK - Sarawak; SEA - Southeast Asia; W - World;

References

Book
  1. MNS Bird Conservation Council. 2015. A Checklist of the Birds of Malaysia Second Edition. Kuala Lumpur: Malaysian Nature Society - Bird Conservation Council, Malaysia. pp. 60.
  2. Abdul Rahman, A.R., Mohd Nasir, A.H., Mohamed Zin, Y., Richard, A.M. & Latiff, A. (2013). Banjaran Bintang Gunung Inas, Kedah: Pengurusan Hutan, Persekitaran Fizikal dan Kepelbagaian Biologi. Jabatan Perhutanan Semenanjung Malaysia, Malaysia. pp. 245.
  3. Abdul Rahman, A.R., Koh, H.L., Muhamad, A., Wan Yusof, W.K. & Latiff, A. (2011). Hutan Simpan Melaka: Pengurusan Hutan, Persekitaran Fizikal, Kepelbagaian Biologi dan Socio-ekonomi. Jabatan Perhutanan Semenanjung Malaysia, Malaysia. pp. 315.
  4. Al Zahri, M. & Norhayati, A. (2022). Burung-burung Malaysia : Malaysia Biodiversity Information System (MyBIS), Volume 2. Kementerian Tenaga & Sumber Asli, Malaysia. pp. 100. — [ Adobe PDF (PDF) ]
  5. Hazebroek, H.P., Adlin, T.Z. & Sinun, W. (2011). Danum Valley: The Rain Forest. Natural History Publications (Borneo), Malaysia. pp. 615.
  6. Jeyarajasingam, A., Norhayati, A., Yasser, M.A. & Ilias, R. (2016). Burung-burung Malaysia : Malaysia Biodiversity Information System (MyBIS). Penerbit UKM, Bangi, Malaysia. pp. 165. — [ Adobe PDF (PDF) ] — [ | eBook (EPUB) ]
  7. Nee, T. A. & Norhayati, N. (2018). Compendium of Facts and Figures. 3rd Edition, Volume 3. Forest Research Institute Malaysia (FRIM), Malaysia. pp. 174.
  8. Nik Ahmad Irwan Izzauddin, N. H., Suhaila, A.H. & Zarul, H.H. (2019). Royal Belum-Temengor Rainforest : The Hidden Treasure of Perak. Penerbit Universiti Sains Malaysia and Kementerian Air, Tanah dan Sumber Asli. pp. 300.
  9. Omar, R. (2018). Birds of the Forests of Peninsular Malaysia: A Photographic Guide. Strategic Information and Research Development Centre, Malaysia. pp. 351.
  10. Praveena, B.K. & Maria Arlene, J.A.S. (2013). Compendium of Facts and Figures. 2nd Edition. Forest Research Institute Malaysia (FRIM), Malaysia. pp. 161.
  11. Rosla, M. (2014). Burung-burung di Semenanjung Malaysia: Hak Milik Kita yang Terlepas Pandang, Volume 1. Red Door To Hunt, Malaysia. pp. 369.

Acknowledgements :- Ms. Aida Salihah Binti Abu Bakar, Ms. Ainul Aqilah Binti Mohd Nasir, Ms. Ajla Rafidah Baharom, Mr. Allen Jeyarajasingam, Mrs. Aziemah Binti Kinan, Mr. Badrul Amin Bin Jaffar, Mrs. Nur Hazwanie Binti Abd Halim, Mrs. Nurfarhana Hizan Binti Hijas, Ms. Nursyafiqa Madzlen, Ms. Nurul Atikah Abu Bakar, Mr. Tan Kok Kiat & Mr. Yasser Mohamed Arifin

Photo credit :- Koay Zhong Ying, Mohd Suhaimi Bin Mohd Yusof & Muhammad Al Zahri

Species Citation :- Iole crypta. Malaysia Biodiversity Information System (MyBIS). Accessed via https://www.mybis.gov.my/sp/21707. [Retrieved 25 February 2024].

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Website Citation: MyBIS (2024). Malaysia Biodiversity Information System. Published on the Internet https://www.mybis.gov.my/, Ministry of Natural Resources and Environmental Sustainability, Malaysia Biodiversity Centre & Forest Research Institute Malaysia. [Retrieved 25 February 2024].