Langur

• Gray langurs: These are the most widespread and diverse langurs, with eight recognized species.
  They are found in India, Nepal, Pakistan, Bangladesh, Sri Lanka, Bhutan, and Afghanistan.
  They inhabit various types of forests, open woodlands, and urban areas.
  Some of them can live at altitudes up to 4,000 m (13,000 ft) in the Himalayas.

• Douc langurs: They are found in Vietnam, Laos, and Cambodia.
  They live in evergreen, semi-evergreen, and dry forests, and are mostly arboreal.
  They are endangered due to habitat loss and hunting.

• Proboscis monkeys: They are found only in Borneo, an island in Southeast Asia.
  They live in mangrove, swamp, and riverine forests, and are dependent on water.
  They are threatened by habitat destruction and illegal logging.

• Snub-nosed monkeys: They are found in China, Myanmar, and Vietnam.
  They live in montane forests and can tolerate cold and snowy conditions.
  They are endangered due to poaching and deforestation.

A langur is a type of Asian monkey that belongs to the subfamily Colobinae.

Langurs have long tails and slender bodies, and they are mostly gray, red, brown, or black in color.

Some langurs have distinctive caps or crests of long hair on their heads.

Langurs have black faces and large, complex stomachs that help them digest leaves, fruits, and other plants.

Langurs are social animals that live in groups of various sizes and structures.

They are mainly arboreal, but some species, such as the gray langur or Hanuman langur, also spend time on the ground and in human settlements.