Dusky Leaf Monkey, Trachypithecus obscurus

near threatened monkeys spectacled leaf monkey leaf monkeys in asia langurs simiiformes dusky leaf monkey langurs in asia near threatened primates dusky leaf monkey in asia leaf monkey arboreal animals trachypithecus obscurus monkeys in thailand spectacled langur near threatened primates near threatened species cercopithecidae monkeys in asia trachypithecus primates of thailand bbc wildlife mammals mammals of thailand primates in asia plant eating animals primate wildlife in thailand arboreal animals of thailand tree climbers wild animals 4k wildlife kaeng krachan national park herbivorous monkey animals mammalia jungles animals of asia herbivore conservation nature nat geo haplorhini forests kaeng krachan 4k footage national parks in thailand