Trishna Wildlife Sanctuary is a wildlife sanctuary in Tripura, India. It was founded in 1988. The sanctuary is situated in South Tripura District. It is 18 kilometres (11 mi) from the sub divisional town of Belonia and is connected with Agartala by state highway. It can be approached either from Belonia in the south or Sonamura in the north. The sanctuary covers an area of 163 square kilometers. It has a number of perennial water rivulets, water bodies and grass land. There are patches of virgin forests which are rich in rare vegetation. Indian gaur (bison) is an attraction of the sanctuary. There are also varieties of birds, deer, hoolock gibbon, golden langur, capped langur, pheasant and many other animals and reptiles.