Central Highlands of Sri Lanka is a recognised World Heritage Site in Sri Lanka. The site comprises the Peak Wilderness Protected Area, the Horton Plains National Park and the Knuckles Conservation Forest. These are rain forests and montane cloud forests where the elevation reaches 2,500 metres (8,200 ft) above sea level. The region harbors a variety of mammal species including the bear monkey, Trachypithecus vetulus monticola, and the critically endangered [possibly extinct] Horton Plains slender loris, Loris tardigradus nycticeboides,.