Celebes crested macaque are nursed for approximately one year, becoming fully mature in three to four years, females somewhat sooner than males. Because it devastates crops and fields, the Celebes crested macaque is hunted as a pest. It is also hunted to provide bushmeat. Clearing the rain forests further threatens its survival. Its situation on the small neighbouring islands of Sulawesi (such as Bacan) is somewhat better, since these have a low human population. The total population of the macaque on Sulawesi is estimated at 4,000–6,000, while a booming population of up to 100,000 monkeys is found on Bacan. A series of survey
Northern pig-tailed macaque macaque has been published recently. Northern pig-tailed macaque The northern pig-tailed macaque ("Macaca leonina") is a species of primate in the family Cercopithecidae. It is found in Bangladesh, Cambodia, China, India, Laos, Myanmar, Thailand, and Vietnam. Traditionally the northern pig-tailed macaque was considered a subspecies of the southern pig-tailed macaque, however they are now classified as individual species. In India, it is found in south of the Brahmaputra River, in the northeastern part of the country. Its range in India extends from Assam and Meghalaya to eastern Aruanchal Pradesh, Nagaland, Manipur, Mizoram and Tripura. A detailed report on the ecology