Southern Philippines: Dinagat, Siargao and Mindanao; report of former presence on Marinduque not confirmed.
 
Population
Estimated population is 2,500 - 9,999 (2010) and decreasing.
Status VU
Habitat destruction and degradation due to logging and mining are the main threats.
For more information see BirdLife International Species Factsheet.
Voice
Loud 'wuaah' repeated every 10-20 seconds in series of 5-10 calls.
Giant Scops Owl (Otus gurneyi) [XC321090]
by Ross Gallardy from Mount Kitanglad Range Natural Park (near Malaybalay City), Bukidnon, Northern Mindanao, Philippines (call)
Giant Scops Owl (Otus gurneyi) [XC23115]
by Rolf A. de By from Mount Kitanglad, Mindanao, Philippines (call)