Mother and child feeding on leaves just before dark, Dusky Leaf Monkey Trachypithecus obscurus, Thailand

spectacled langur spectacled leaf monkey dusky leaf monkey fruiting tree langur lutung simiiformes trachypithecus obscurus arboreal primates wildlife sanctuary cercopithecidae branches foraging monkeys trachypithecus wildlife primate folivorous forest canopy mammals habitat loss trees malaysia long tail habitat mammalia animals leaves apes kaeng krachan myanmar jungle thailand mongkeys haplorhini climbing rainforest endangered species nature endangered infant natural green national parks morning orange baby howling