Thomas's flying squirrel (Aeromys thomasi) is a species of rodent in the family Sciuridae. It is one of two species in the genus Aeromys. It is found in Indonesia and Malaysia. These were photographed in Danum Valley Borneo 

Aeromys thomasi - THOMAS'S FLYING SQUIRREL - DANUM VALLEY BORNEO (6).JPG
Aeromys thomasi - THOMAS'S FLYING SQUIRREL - DANUM VALLEY BORNEO (7).JPG
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Aeromys thomasi - THOMAS'S FLYING SQUIRREL - DANUM VALLEY BORNEO (8).JPG
Aeromys thomasi - THOMAS'S FLYING SQUIRREL - DANUM VALLEY BORNEO (9).JPG
Aeromys thomasi - THOMAS'S FLYING SQUIRREL - DANUM VALLEY BORNEO aa.jpg