Cape Engaño, north-eastern Luzon.
Until recently treated as conspecific with O. castaneiceps, but differs genetically#R and by its green vs grey back (3); darker underparts (1); and heavy use of strong trills vs occasional use of weak trills in song (at least 4)#R; see also O. frontalis and O. derbianus. Monotypic.
N & C Luzon (S to Bataan and Quezon Provinces), in N Philippines.
Food and feeding
Status and conservation
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