Orange-backed Woodpecker (Reinwardtipicus validus) [XC388617]
by Peter Ericsson from SAFE project, Sabah, Borneo, Malaysia (call)
Orange-backed Woodpecker (Reinwardtipicus validus) [XC534781]
by Oscar Campbell from Mount Kinabalu National Park (near Kundasang), Bahagian Pantai Barat, Sabah, Malaysia (song)
Subspecies
Subspecies weakly differentiated, with much overlap in features.
The following 2 subspecies are recognised:
xanthopygius (Finsch, 1905) - Extreme southern Thailand south to Sumatra and Borneo, including Riau Archipelago, Bangka I and northern Natuna Is.