- The Biligiri Rangaswamy Temple Tiger Reserve is located in Chamarajanagar district of Karnataka State.
- This unique Bio-geographical habitat is in the middle of the bridge between Western and Eastern ghats in South India.
- It is part of the Nilgiri Biosphere Reserve.
- In 1974, the area surrounding the Biligiri Ranganatha Swamy Temple was declared a wildlife sanctuary.
- In 2011, the wildlife sanctuary was upgraded to the status of a tiger reserve, becoming the Biligiri Ranganatha Temple Tiger Reserve.
- Area: The Biligiri Ranganatha Temple Tiger Reserve covers an area of approximately 574.82 square kilometers (221.99 square miles).
- Core Area: 359.10 sq kms
- Buffer Area: 215.72 sq kms
- Total: 574.82 sq kms
- Hills: The Biligiri Ranganatha Temple Tiger Reserve is located in the Biligiri Ranganatha Hills, which are part of the Eastern Ghats mountain range.
- Flora: Southern Tropical Evergreen Forests (Anogeissus latifolia, Dalbergia paniculata,Terminalia alata and Syzygium cumini), Southern Tropical Semi-evergreen Forests (Buchanania lanzan, Careya arborea, and Sterculia villosa), Southern Tropical Moist Deciduous Forests (Cassia fistula, Boswellia serrata, Lagerstroemia parviflora, and Pterocarpus marsupium) etc.
- Fauna: Tiger, Leopard, Wild dog, Lesser cat, Sloth Bear, Elephant, Gaur, Sambhar, Spotted Deer, Yellow Throated Bulbul, Nilgiri Wood Pigeon, Malabar Pit Viper, Monitor Lizards etc.