Little is known of their social behavior. Marks branches with urine. Grooms with mouth and tongue, grooming claw on first toe. Insects, small vertebrates, nuts, eggs, fruit. No definite breeding season.
Gestation is about six months.
Father or older offspring may aid in rearing. Young nurse for 3-6 months, although they start eating solid food by the tenth day. Mature by 9-12 months. Vernacular names are Kuking, Oukang, and Plumplori.