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White-crowned Hornbill - BirdForum Opus

Alternative names: White-crested Hornbill; Long-crested Hornbill

Photo © by the late Laurence Poh
Pos Slim forest, Perak, Malaysia
Berenicornis comatus

Aceros comatus

Identification

75-80cm (29½-31½ in). A large, distinctive Hornbill

  • Tall white spiky crest
  • Black back, wings and thighs
  • White, long graduated tail
  • Black bill with yellowish wash at base
  • Male with white head, crest, neck and underparts
  • Female smaller and with black face, neck and whole body

Juveniles are all black with a broad white tail tip.

Distribution

Immature
Photo © by robby thai
Thai Rom Yen National Park, Thailand, June 2016

From southern Burma and southern Thailand to Peninsular Malaysia and on Borneo and Sumatra. Also discovered in southwest Cambodia.
Uncommon in most of its range.

Taxonomy

This is a monotypic species.
Sometimes placed in genus Aceros.

Habitat

Primary semi-evergreen and evergreen forests, secondary woodland and plantations in areas with adjacent primary forest.
Usually below 900m, sometimes up to 1680m.

Behaviour

Photo © by Jason Bugay Reyes
Kinabatangan River, Malaysia, 17 September 2023

Diet

Feeds on insects, snakes, lizards and small birds. Takes also fruits.
An inconspicuous species, foraging in dense tangled growth.

Breeding

Breeding little known. A co-operative breeder with a dominant female breeding and 2 to 7 other birds as helpers.

Movements

A resident and territorial species.

References

  1. Del Hoyo, J, A Elliot, and J Sargatal, eds. 2001. Handbook of the Birds of the World. Volume 6: Mousebirds to Hornbills. Barcelona: Lynx Edicions. ISBN 978-8487334306
  2. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2015. The eBird/Clements checklist of birds of the world: v2015, with updates to August 2015. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/

Recommended Citation

External Links

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