Bonnet macaque females 3.5 to 4.5 kg. Captive monkey can live up to 35 years. The bonnet macaque feeds on fruits, nuts, seeds, flowers, invertebrates, and cereals. In southern India, this macaque exists as commensal to humans, feeding on food given by humans and raiding crops and houses. Two subspecies of bonnet macaques have been identified: "M. r. radiata" and "M. r. diluta". The bonnet macaque has a very wide range of gestures and behaviors, which can be easily differentiated. Lip smacking is one of the most common affiliative behaviors, where one individual may open and close its mouth in rapid succession,
White-cheeked macaque the animals caught on tape (including more prominent whiskers, thicker neck hair, and differences in the shape of the genitalia), primatologists in China declared them to be a new species. Their research, along with a series of photographs of the species, was published in the July 2015 issue of the "American Journal of Primatology". In April 2016, a group of wildlife photographers and biologists spotted and photographed the white-cheeked macaque in Arunachal Pradesh, India. Prior to this sighting, the species was thought to exist only in Tibet. Physiologically, the white-cheeked macaque is similar to the other members of the genus