Closest relatives appear to be P. rabieri, P. xanthopygaeus and P. vittatus#R. Often considered conspecific with last of those, but appears to be separated by habitat, although some possible overlap in this respect; further study needed. Birds from Malay Peninsula described as race weberi, being slightly smaller and darker, but differences insignificant and probably due to clinal variation. Monotypic.
Food and feeding
Status and conservation
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