Hoolock Gibbon

• The tailless Hoolock Gibbon is the only ape found in India.
• The primate is native to eastern Bangladesh, Northeast India and Southwest China.
• The Hoolock Gibbon is categorised into two types:
  
  • Western hoolock gibbon:
    
    • It inhibits in all the states of the north-east, restricted between the south of the Brahmaputra river and east of the Dibang river. And outside India, it is found in eastern Bangladesh and north-west Myanmar.
    • It is listed as Endangered under the International Union for Conservation of Nature (IUCN) Red List.
  • Eastern hoolock gibbon:
    
    • It inhabits specific pockets of Arunachal Pradesh and Assam in India, and in southern China and north-east Myanmar outside India.
    • It is listed as Vulnerable under the IUCN Redlist.
• In India, both the species are listed on Schedule 1 of the Indian (Wildlife) Protection Act 1972.