Hollongapar Gibbon Wildlife sanctuary, more popularly known as Gibbon Wildlife Sanctuary lies near Jorhat (19 kms). The primate community of Gibon Wildlife Sanctuary consists of four species of macaques, one species each of langur, gibbon and loris. The seven species of primates found in the sanctuary are Western hoolock gibbon, Capped langur, Bengal slow loris, Stump-tailed macaque, Northern pig-tailed macaque, Rhesus macaque, Assamese macaque, There are more than 200 varieties of Birds found in the area. Recently, White-winged wood duck, a rare and engendered bird was sighted in the sanctuary.