A small owl endemic to a variety of forests on Biak Island. Dark plumage, paler belly with fine barring and white lines from the shoulder. Gray-brown or tawny morphs occur. Yellow eyes surrounded by black patches, and a pale gray face surrounded by a black ring. Not particularly uncommon but difficult to see. Feeds on insects. It is the only owl species on Biak. Fairly vocal. Call, a low, croaking “raaag!”.