Seen holing on branches and then scratches its back with its left hand and looks to its left

lutung phayres langur phayres leaf monkey langur trachypithecus phayrei langurs feeding simiiformes trachypithecus wildlife sanctuary cercopithecidae primates tree climber arboreal fruiting tree wildlife foraging threatened by hunting canopy mammals monkeys mammalia hunting habitat loss thung kamang endangered mongkeys of thailand jungle phu khiao branches 4k monkeys haplorhini foliage rainforest endangered species chaiyaphum animals natural habitat tail thailand leaves trees nature forest 4k footage mongkeys arthur purves phayre national parks morning hairy