Eravikulam – Rajamalai Wildlife Sanctuary (15 kms from Munnar) is situated in the Devikulam Taluk of the Idukki District, is a sanctuary set up for the preservation of the endangered Nilgiri Tahr also known as the Nilgiri Ibex, an endangered specie of the wild goat and the only one to be found south of the Himalayas. Eravikulam National park holds the largest viable population of Tahr’s (Around 1317, according to the 1991 census) existing around the world. Apart from tahr, the park is abode of other little known fauna such as Nilgiri marten, ruddy mongoose,small clawed otter,dusky striped sqirrel, Atlas Moth, Elephants, Sambhar’s, Gaurs, Lion-tailed Macaque, Nilgiri, Langur, Tigers and Leopards.
Eravikulam National park spread across an area of 97 sq. kms, The park is divided into 3 regions – the core area, the buffer area and the tourism area. The mountains covered with the breathtaking natural splendor of rolling grasslands and exotic flowers. The park is administered by the Kerala Department of Forests and Wildlife, Munnar Wildlife Division. Eravikulam Wildlife Sanctuary, is under consideration by the UNESCO World Heritage Committee for selection as a World Heritage Site.
Visitors are allowed only to the tourism area which is in the Rajamala region. Trekking facilities are available here. The climate of this region is greatly influenced by the southwestern monsoon. So it is not advisable to visit the park during the monsoon time as the area takes a dangerous shape in the monsoon. So from the month of January to early days of March are ideal for visiting the park. Six mini-buses are operated by park staff as part of the visitor-management programme as well as a pollution-control measure. Private vehicles are not allowed within the park.