From Bengal to Indochina, southward through the Malay Peninsula and neighboring islands. An arboreal animal, living in tropical rain forest. They are small compact animals, with short tails, short rounded muzzles, round eyes directed forward, and short, dense fur. They are mainly brown, reddish-brown or gray. They have white lines between their eyes, dark markings around eyes, and a dark dorsal medial stripe in the crown.
Hands are broad with opposable thumb.
Sexes are similar in appearance. Click image for big picture. Generally moves slowly. Excellent climber, unable to leap. Usually moves deliberately, picking up one limb and clamping on to a new place before moving other limbs.