All of Malaysia's terrestrial large mammal species can be found in the Kenyir watershed, including 16 threatened species that are on the Red List of the International Union for Conservation of Nature (IUCN). Threatened species living here include the Sunda Pangolin, Malayan Tiger, Clouded Leopard, Asiatic Dhole, Malayan Sun Bear, Asian Tapir, White-handed Gibbon, Asian Elephant and Large Flying-Fox.