From Opus

Photo by kctsang
Mesilau, Kinabalu Park, Sabah, Malaysia, July 2009

Alternative name: Bornean Mountain Whistler

Pachycephala hypoxantha

[edit] Identification

16cm.

• Dull olive-yellow crown and upperparts
• Grey lores
• Bright yellow underparts, sarawacensis with very uniform yellow, nominate with olive wash
• Blackish tail
• Dark iris
• Black bill

Females have more olive throat and breast. Juveniles are almost entirely rufous-brown.

[edit] Distribution

Endemic to Borneo.
Common in most of its range.

[edit] Taxonomy

Photo by Joe Pan
Kinabalu Park, Sabah, Malaysia

There are 2 subspecies:

• P. h. hypoxantha in north and central Borneo
• P. h. sarawacensis in the Poi Range of west Borneo

Forms a superspecies with Yellow-bellied Whistler and Sulphur-bellied Whistler.

[edit] Habitat

Montane forest. Found at 900 - 2000m, locally on Mount Kinabalu up to 2600m.

[edit] Behaviour

Feeds on insects and sometimes seeds.
Small groups of this species are often seen busy feeding on small insects on trees. They also join bird-waves.
Fledglings have been seen in Juny and November. No other information about breeding.
Resident species.

[edit] References

1. Clements, JF. 2008. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2008. Ithaca: Cornell Univ. Press. ISBN 978-0801445019.
2. Del Hoyo, J, A Elliott, and D Christie, eds. 2007. Handbook of the Birds of the World. Volume 12: Picathartes to Tits and Chickadees. Barcelona: Lynx Edicions. ISBN 978-8496553422

• List of references

[edit] External Links