Chinnar wild life sanctuary located in the rain shadow region of the Western Ghats is the second habitat for the endangered Grizzled giant squirrel in India. The sanctuary has the unique throny scrub forest with xerophytic species.
Location: 77º 15’ and 77º 17 East Longitude and 10º 15 ‘ and 10º21’ North Latitude.
Area: 90.422 sq. km.
Year of formation: 1984(GO(P)229/84/AD/04.08.1984)
Climate: Temperature varies from 18ºC to 25ºC
Topography: Altitude ranging from 500 to 2400m . Major Peaks in the Sanctuary are Kottakombumalai (2144 m), Vellaikal 
malai (1863 m) and Viriyoottu malai (1845m)
Rainfall: Average annual rainfall is 100mm.
Forest Types: The major portion of the area is covered with grass lands. There were also several patches of shoals.
Bio diversity: The major species in the throny scrub forests are Acacia arabica, Acacia leucofolia, Acacia concinna, Prosporis 
juliflora, and Opuntia dillenii. Dry deciduous species include Santallum album, Anogeissus latifolia, Terminalia 
arjuna, Tamarindus indica, Pongamia glabra, Dalbergia latifolia, Tectona grandis, Lagerstroemia laneolata, Cassia 
fistula, Terminalia bellerica, Emblica officianalis etc. High shoal and wetland species include Rhododendron 
nilagiricum, Elaeocarpus, recurvatus, Strobilanthus kunthianus etc.
34 species of mammals, 245 sp. of birds, 36 species of reptiles,
22 species of amphibians and 42 species of fishes are reported from the sanctuary
Elephant, Gaur, panther, spotted deer, Sambar, Grizzled giant squirrel, Hanuman monkey etc are the common mammals.