The Biak glider (Petaurus biacensis) is a species of marsupial in the family Petauridae. It is endemic to the Schouten Islands in the western region of Papua Province, Indonesia. It was formerly considered to be a subspecies of Petaurus breviceps (sugar glider); there is still uncertainty regarding its status as a distinct species.
The Biak glider ranges in length from and in weight from .[1]
Biak, Supiori and Owi isles.[2]