a douc langur eating some leaves from a plant

agile agility arboreal asia asian black douc doucs dwell eat eating evergreen forest forests fur furry gray green grey habitat hair hairy herbivore herbivores high jungle jungles langur langurs leaf leaves limb limbs monkey monkeys nature nosed old one plant plants pluck plucked plucking primate primates proboscis red ridge ridged shanked single snub solitary southeast species swing swinging tree trees white world