Whiskered Treeswift (Hemiprocne comata) [XC616494]
by Wonseok Jang from Trail to plateau, Samar National Park HQ, Eastern Visayas, Philippines (call, pair perched)
Whiskered Treeswift (Hemiprocne comata) [XC440248]
by Frank Lambert from Hala Bala WLS, Waeng, Narathiwat, Thailand (call)
Subspecies
Additional subspecies proposed for some of islands off western Sumatra (stresemanni) and for some of Philippines (nakamurai), but both now considered invalid.
The following 2 subspecies are recognised:
comata (Temminck, 1824) - Southern Myanmar (southern Tenasserim) and peninsular Thailand south to Sumatra (including western Sumatran islands) and Borneo and intervening islands.
major (Hartert, 1895) - Philippines, including Sulu Archipelago, but excluding Palawan.