The Nilgiri biosphere reserve helps in protection of wildlife in that particular area from the practices like predation, competition etc. It is an international biosphere reserve. It is located in the Western Ghats and Nilgiri Hills ranges of South India. It was declared as world's natural heritage. Nilgiri biosphere reserve was constituted by UNESCO in September 1986 under Man and Biosphere Programme. It has a diverse range of flora and fauna which is a great source of biodiversity.