Cinereous Bulbul (Hemixos cinereus) [XC645621]
by Jason Bugay Reyes from Hala Bala Wildlife Research Station, Tambon Lochut, Amphoe Waeng, Chang Wat Narathiwat, Thailand (call, song)
Cinereous Bulbul (Hemixos cinereus) [XC206871]
by Brian Cox from Central Catchment Nature Reserve, Singapore (call)
Subspecies
Considered by some authors to be a subspecies of Ashy Bulbul (Hemixos flavala).
The following 2 subspecies are recognised:
cinereus (Blyth, 1845) - Southern Thailand, peninsular Malaysia, Sumatra, northern Borneo. Considered by some authors to be a subspecies of Ashy Bulbul (Hemixos flavala).
connectens Sharpe, 1887 - Northern Borneo. Considered by some authors to be a distinct species, Green-winged Bulbul (Hemixos connectens).