Published on: November 14, 2022

Himalayan Gray Langur

Himalayan Gray Langur Why in news?

Nuevo Laredo Differing elevations of habitation make one group of Himalayan Gray Langur prefer fruits and another group relish flowers, says a study published in  Journal of Threatened Taxa


  • Primatologists studied the diet composition of five such groups in and around the Kalatop-Khajjiar Wildlife Sanctuary in Himachal Pradesh. one inhabiting the Kalatop forest (2,396 metres), and other in the Khajjiar forest (2,188 metres)
  • Kalatop group satisfied by feeding on flowers, the Khajjiar group ate fruits for a change of taste.
  • Study for a comparison of the diet and behaviour in the forested groups and the urbanised can help formulate specific conservation action for both the groups.

Why the different feeding habit?

  • The preference for fruits or flowers “may depend upon the difference in their distribution in terms of elevation and availability of a particular plant part

The Himalayan grey langur

  • The Himalayan Gray Langur was once considered a sub-species of the Semnopithecus entellus, commonly known as the Bengal Sacred Langur or Hanuman Langur, but it was separated as a species in 2005.
  • It is an Endangered( leaf eating monkey) confined to the Chamba Valley of the Western Himalayas in Himachal Pradesh state
  • Fragmentation, deforestation, persecution and retaliatory killing due to crop raiding, and commercial horticulture expansion are threats of serious concern confronting the Himalayan grey langurs.

Kalatop Khajjiar Sanctuary

  • It is an animal sanctuary at Kalatop and Khajjiar in the Chamba district of Himachal Pradesh.
  • Vegetation : There is a dense deodar and fir forest, surrounded by coniferous and oak forests.
  • River : Ravi