Vallanadu Wildlife Sanctuary is a Protected area of Tamil Nadu in South India created for the protection of Blackbuck Antelope. Located on an isolated hillock in Vallanadu Village of Srivaikundam Taluk, it is the southernmost place in India where natural population of blackbucks exists.
Blackbuck, Monkeys, Wild cat, Mongoose, Black naped Hare, Scaly Ant eater- Pangolin, Viper, Rat snake, Peacock, Heron, Stork, Grey partridges,Jungle Craws, Common quails, Pied crested cuckoo, Crested hawk eagle, Black winged kite, Curlew, Lapwing, Nightjar, Sparrows, Horned owl,and other nearly 100 species of birds are found in the area. The
Blackbuck population is around 20-40. The thick acacia growth makes it difficult to assess the exact numbers. The Blackbucks have regular habit of coming out of the scrubs and graze in wastelands on the eastern side of the sanctuary.
The forest type available here in the sanctuary area is 6A/DSI that is Southern Thorn Scrub . The species composition as furnished below is mostly of thorny hardwood and xerophytes.
Dalbergia multiflora, Dichrostachys cinerea, Acacia latronum, Acacia planifrons, Albizia amara, Zizyphus Species and a few Azadirachta indica, Dodonia viscosa, Carissa carandus, Pterolobium indicum and Euphorbia Acalypha fruticosa, Ocimum sanctum, species form the under growth.
Approach - From Tirunelveli 16 KM From Tuticorin 38 KM
Nearest Railway Station - Tirunelveli 16 KM
Nearest Airport Tuticorin District 25 KM
The important town in the vicinity of the Sanctuary is Tirunelveli, which has all facilities for hotel accommodation etc. Government Circuit House is available at Tirunelveli and Thoothukudi.