The Agasthyamala Biosphere Reserve is a biosphere reserve in India established in 2001, located in the southernmost end of the Western Ghats and includes 3,500.36 km2 (1,351.50 sq mi) of which 1828 km2 is in Kerala and 1672.36 km2 is in Tamil Nadu. It encompasses the following wildlife sanctuaries: Shendurney Wildlife Sanctuary, Peppara Wildlife Sanctuary, Neyyar Wildlife Sanctuary, and Kalakkad Mundanthurai Tiger Reserve. Agasthyamalai Biosphere Reserve became part of World Network of Biosphere Reserves in 2016.