The location is habitat for Rhyticeros cassidix, Kingfisher, Burung Kakatua putih, Macaca nigra, Kuskus (Phalanger celebensis), Rusa (Cervus timorensis), etc.
An ML tree of the nuclear gene BRCA1 created by Raterman and his colleagues shows the Phalanger lullulae's close relationship to the Phalanger orientalis as well.