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| − | ;[[:Category: | + | [[Image:Writhe-billed_hornbill.jpg|thumb|450px|right|Female<br />Artwork by {{user|bru.b|bru.b}}]] |
| + | '''Alternative name: Writhe-billed Hornbill; Rufous-headed Hornbill; Panay Wrinkled Hornbill; Visayan Wrinkled Hornbill''' | ||
| + | ;[[:Category:Rhabdotorrhinus|Rhabdotorrhinus]] waldeni | ||
==Identification== | ==Identification== | ||
| − | 60-65 cm | + | 60-65 cm (23¾-25½ in) |
| − | + | *Rufous head, neck and upper breast | |
| + | *Black overall plumage with glossed green upperparts | ||
| + | *Black tail, broad white central band which stains buff through preening | ||
| + | *Red bill and large [[Dictionary_A-C#C|casque]] | ||
| + | *Orange bare orbital and [[Dictionary_G-L#G|gular]] skin<br /> | ||
| + | Female black head, white bare orbital and gular skin tinged with blue, and black underparts and smaller casque. | ||
==Distribution== | ==Distribution== | ||
| − | [[Philippines]]. | + | [[Image:Walden s Hornbill and Pinskers Hawk-Eagle 2.JPG|thumb|450px|right|[[Walden's Hornbill]] above, with [[Pinsker's Hawk-Eagle]]<br />Photo © by {{user|Mark+Harper|Mark Harper}}<br />Alegrey Valley, Panay, Philippines, 1 April 2019]] |
| − | + | Endemic to the central [[Philippines]] (Panay, Guimaras and Negros).<br /> | |
| + | A very rare and local restricted-range species. Probably extinct on Guimaras as there is virtually no forest left. | ||
==Taxonomy== | ==Taxonomy== | ||
| + | This is a [[Dictionary_M-O#M|monotypic]] species which is sometimes placed in genus [[:Category:Rhyticeros|Rhyticeros]].<br /> | ||
| + | May form a [[Dictionary_P-S#S|superspecies]] with [[Writhed Hornbill]], [[Wrinkled Hornbill]] and [[Knobbed Hornbill]].<br /> | ||
| + | Formerly placed in the genus ''[[:Category:Aceros|Aceros]]''. | ||
| + | ==Habitat== | ||
| + | Evergreen forest, also in selectively logged forest. Needs larger trees for nesting than [[Visayan Hornbill]].<br /> | ||
| + | Occurs up to 950m on Negros and 1200m on Panay. | ||
| − | |||
| − | |||
==Behaviour== | ==Behaviour== | ||
| − | + | ====Diet==== | |
| − | + | Feeds mainly on fruit.<br /> | |
| − | + | Usually seen in small groups of up to 4 birds, rarely more. | |
| − | + | ====Breeding==== | |
| − | + | Nests in a natural cavity in large trees or in old woodpecker holes. Lays 2 eggs, sometimes 3. | |
| + | ==References== | ||
| + | #{{Ref-HBWVol6}}#{{Ref-Clements6thAug18}} | ||
| + | {{ref}} | ||
==External Links== | ==External Links== | ||
| − | {{GSearch| | + | {{GSearch|Hornbill+waldeni}} |
| − | + | [[Category:Birds]] [[Category:Rhabdotorrhinus]] [[Category:Artwork Only]] | |
| − | [[Category:Birds]] [[Category: | ||
Latest revision as of 01:43, 6 May 2020
Alternative name: Writhe-billed Hornbill; Rufous-headed Hornbill; Panay Wrinkled Hornbill; Visayan Wrinkled Hornbill
- Rhabdotorrhinus waldeni
Identification
60-65 cm (23¾-25½ in)
- Rufous head, neck and upper breast
- Black overall plumage with glossed green upperparts
- Black tail, broad white central band which stains buff through preening
- Red bill and large casque
- Orange bare orbital and gular skin
Female black head, white bare orbital and gular skin tinged with blue, and black underparts and smaller casque.
Distribution
Walden's Hornbill above, with Pinsker's Hawk-Eagle
Photo © by Mark Harper
Alegrey Valley, Panay, Philippines, 1 April 2019
Photo © by Mark Harper
Alegrey Valley, Panay, Philippines, 1 April 2019
Endemic to the central Philippines (Panay, Guimaras and Negros).
A very rare and local restricted-range species. Probably extinct on Guimaras as there is virtually no forest left.
Taxonomy
This is a monotypic species which is sometimes placed in genus Rhyticeros.
May form a superspecies with Writhed Hornbill, Wrinkled Hornbill and Knobbed Hornbill.
Formerly placed in the genus Aceros.
Habitat
Evergreen forest, also in selectively logged forest. Needs larger trees for nesting than Visayan Hornbill.
Occurs up to 950m on Negros and 1200m on Panay.
Behaviour
Diet
Feeds mainly on fruit.
Usually seen in small groups of up to 4 birds, rarely more.
Breeding
Nests in a natural cavity in large trees or in old woodpecker holes. Lays 2 eggs, sometimes 3.
References
- 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
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2018. The eBird/Clements checklist of birds of the world: v2018. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
Recommended Citation
- BirdForum Opus contributors. (2024) Walden's Hornbill. In: BirdForum, the forum for wild birds and birding. Retrieved 6 June 2024 from https://www.birdforum.net/opus/Walden%27s_Hornbill
