French: Garrulaxe de Treacher German: Kastanienkappenhäherling Spanish: Charlatán de Treacher
Kinabalu, north Borneo
Subspecies and Distribution
G. t. treacheri
(Sharpe, 1879) – N Borneo (Sabah).
G. t. damnatus
(Harrisson & Hartley, 1934) – NC Borneo (E Sarawak and adjacent NE Kalimantan).
G. t. griswoldi
(J. L. Peters, 1940) – Mt Batu Tibang (Sarawak–Kalimantan border), in C Borneo.
22–24 cm. Nominate race has chin, area around bill base, lores, narial feathering and supercilium chestnut, forehead, forecrown and area from chin to below eye darker... read more
Song a fluty, sometimes quite high-noted series of phrases with lower, slightly clicky introductory... read more
Broadleaf evergreen forest, forest edge, disturbed and secondary forests and adjoining cultivation... read more
Food and feeding
Grasshoppers and crickets (Orthoptera), ants (Formicidae), earwigs (Dermaptera), caterpillars, moths (Lepidoptera), leafhoppers (... read more
Feb–Apr and Oct. Nest a loose cup of grass stems, tendrils, dead leaves and roots with no inner lining, with outer layer of leaf... read more
Status and conservation
Not assessed. Abundant in mountains of Borneo. Common in Sabah, including in Mount Kinabalu National Park; present in Kayan Mentarang National Park, in E Kalimantan.
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