Old World Monkey

Langurs

Semnopithecus & Trachypithecus

Langurs are leaf-eating Old World monkeys of South and Southeast Asia, long-tailed and often seen sharing space with people in temples and city parks.

Gray langur sitting on carved stone temple ruins beside a dry forest

Classification

Kingdom
Animalia
Phylum
Chordata
Class
Mammalia
Order
Primates
Family
Cercopithecidae

Other Names

Leaf Monkey, Hanuman Langur

Size

20–31 inches long; 11–40 lbs.

Description

Grey or brown fur with a black face and hands, and a notably long tail.

Behavior

Both arboreal and terrestrial, often tolerant of and comfortable around people.

Diet

Primarily leaves, with fruit and flowers rounding out the diet.

Communication

Loud whooping calls, especially at dawn.

Habitat

Forests, and, in some regions, temples and urban parks across South and Southeast Asia.

Life Cycle & Society

Gestation
~200 days
Sexually Mature
3–4 years
Life Span
20–30 years
Athleticism
Powerful leaps between trees and rooftops
Conservation Status
Varies; several Near Threatened–Endangered

Langurs live in troops of 10–60, ranging from single-male to multi-male structures depending on species and habitat. Their tolerance of humans has made them a common sight in Indian towns and temple grounds for centuries.

Selected Species

  • Gray Langur

    Semnopithecus entellus
  • Nilgiri Langur

    Trachypithecus johnii
  • Capped Langur

    Trachypithecus pileatus
  • Purple-faced Langur

    Semnopithecus vetulus

← Back to all monkey species