Helmeted Hornbill
Rhinoplax vigil
CRCritically Endangered
- Family
- Hornbills (Bucerotidae)
- Order
- Bucerotiformes
Overview
The helmeted hornbill (Rhinoplax vigil) is a very large bird in the hornbill family. It is found on the Malay Peninsula, Sumatra, Borneo, Thailand and Myanmar. The casque (helmetlike structure on the head) accounts for some 11% of its 3 kg weight. Unlike any other hornbill, the casque is almost solid, and is used in head-to-head combat among males.
Summary from Wikipedia, available under CC BY-SA 4.0.
Range and habitat
Myanmar to southern Thailand, Malay Peninsula, Sumatra, and Borneo.
Range description: AviList Global Avian Checklist.
Sources and further reading
- Wikipedia: Helmeted hornbill
- eBird: sightings, maps and photos
- xeno-canto: sound recordings
- Birds of the World: full species account (subscription)
- BirdLife DataZone: status and threats
- IUCN Red List (threat status)
- AviList global checklist (taxonomy)
Last updated September 29, 2026.
