The Mentawai langur (Presbytis potenziani) is a species of primate in the family Cercopithecidae. It is endemic to the Mentawai Islands in Indonesia....

troubling since the pig-tailed langur thrives in arboreal environments. The reduction on forestry in the southern Mentawai islands creates a domino effect...

(Hylobates klossii), Mentawai macaque (Macaca pagensis), Siberut macaque (Macaca siberu), Mentawai langur (Presbytis potenziani), Siberut langur (Presbytis siberu)...

Gee's golden langur (Trachypithecus geei), also known as simply the golden langur, is an Old World monkey found in a small region of Western Assam, India...

black-and-white colobus, the large-nosed proboscis monkey, and the gray langurs. Some classifications split the colobine monkeys into two tribes, while...

(Hylobates klossii), Mentawai macaque (Macaca pagensis), Siberut macaque (Macaca siberu), Mentawai langur (Presbytis potenziani), Siberut langur (Presbytis siberu)...

altitudes, but the Nepal gray langur and Kashmir gray langur occur up to 4,000 m (13,000 ft) in the Himalayas. These langurs are largely gray (some more...

The purple-faced langur (Semnopithecus vetulus), also known as the purple-faced leaf monkey, is a species of Old World monkey that is endemic to Sri Lanka...

species have been observed in monogamous pairings (particularly the Mentawai langur), although this might be a reaction to the decrease of their habitat...

northern plains gray langur (Semnopithecus entellus), also known as the sacred langur, Bengal sacred langur and Hanuman langur, is a species of primate...