The Lion-tailed macaque (Macaca silenus) is an endemic to the Western Ghats of South. It’s is a medium-sized monkey with shiny black fur and lengthy greyish-white hair round its face. It will get its identify from its lengthy tail, which has a tassel on the finish like that of a lion. Both sexes look alike besides that the males are barely bigger (approx 7 kg) than the females (approx 5 kg). The male’s tail-tuft is extra developed than that of the feminine. Gestation is roughly six months. The younger are nursed for one 12 months. Sexual maturity is reached at 4 years for females, and 6 years for males. The life expectancy within the wild is roughly 20 years, whereas in captivity is as much as 30 years. A current evaluation for IUCN experiences 3000-3500 of those animals reside scattered over a number of areas in Kerala. The LTM ranks among the many rarest and most threatened primates. Their vary has change into more and more remoted and fragmented by the unfold of agriculture and tea, espresso, teak and cinchona, building of water reservoirs for irrigation and energy technology, and human settlements to assist such actions.