Eravikulam national park is situated along the Western Ghat in Idukki district of Kerala, the god's own country. The park covers an area of 97 sq km, established in 1978 to protect the Nilgiri Tahr, an endangered species of wild goat. It is located along the border of Kerala and Tamilnadu and expanded to the Annamalai National Park.
The vegetation of the park compromises of mainly tropical evergreen forest, grasslands, and shrubs. The patches of grasslands and forest are known as Sholas, in local language.
The terrain above the 2000 meter boasts off grasslands. The deeper valleys are dominated by mangrove and dense forest.
The Eravikulam national park is an ideal destination for the exploration of virgin flora and fauna of Nilgiri Hills. It is the home of more than 26 species of mammals with the largest numbers of Nilgiri Tahr. Other mammals include
Gaur, Indian Muntiac, Sambar deer, golden jackal, jungle cat, wild dog, Dhole, leopard,
Tiger, Nilgiri langur, Striped-naked Mongoose, Indian Porcupine, Nilgiri Marten, small clawed otter, Ruddy Mongoose and dusky stripped squire.
Apart from the mammals, it provides ample opportunity to the bird watchers as it is an ideal home to more than 132 species of birds such as Black-and-orange Fly catcher, Nilgiri Pipit, Nilgiri Wood Pigeon, Nilgiri Verditer Flycatcher and Kerala Laughing thrush.
Eravikulam national park falls in south western monsoon, thus receives heavy rainfall during rainy season. Beside of rainy season, all over the tear is considered as best time to explore the beauty of the wild paradise of India.