Helmeted Hornbill Rhinoplax vigil

Family: Bucerotidae (Hornbills)

Authority: (Forster, 1781)

Red List Category

Criteria: A3cd

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Justification of Red List category
This spectacular hornbill has been uplisted from Near Threatened to Critically Endangered owing to severe hunting pressure for its casque and as a result of habitat loss from logging and agricultural conversion. Hunting pressure is expected to increase and spread across the species's range given the value that is placed on the species's 'ivory' casque in illegal trade.

Population size:

Population trend: Decreasing

Extent of occurrence (breeding/resident): 3,540,000 km2

Country endemic: No

Land-mass type - continent
Land-mass type - shelf island
Realm - Indomalayan
IUCN Ecosystem -- Terrestrial biome

Recommended citation
BirdLife International (2018) Species factsheet: Rhinoplax vigil. Downloaded from on 16/11/2018. Recommended citation for factsheets for more than one species: BirdLife International (2018) IUCN Red List for birds. Downloaded from on 16/11/2018.