Lion-tailed macaque in southern India had acted positively to protect it. Lion-tailed macaque The lion-tailed macaque ("Macaca silenus"), or the wanderoo, is an Old World monkey endemic to the Western Ghats of South India. The hair of the lion-tailed macaque is black. Its outstanding characteristic is the silver-white mane which surrounds the head from the cheeks down to its chin, which gives this monkey its German name "Bartaffe" - "beard ape". The hairless face is black in colour. With a head-body length of 42 to 61 cm and a weight of 2 to 10 kg, it ranks among the smaller macaques. The
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