These a some of the frogs we found while at a jungle camp on the Kinabantangan River in eastern Sabah.
For anyone interested, there is a great reference site for the frogs and toads of Borneo here:
Frogs of Borneo.org
Frilled Treefrog (Rhacophorus appendiculatus)
Brown Bullfrog (Kaloula baleata)
Northern Torrent Frog (Meristogenys orphnocnemis)
Unknown