Idukki Wildlife Sanctuary is located at a distance of 40 kms from Thodupuzha. This sanctuary extends over the Thodupuzha and Udumpanchola taluks of Idukki district spreading over 77sq. kms, at 450 - 748m above sea level. The Idukki reservoir formed by three dams-Cheruthoni, Idukki and Kulamavu-extends to 33 sq. km. A picturesque lake, a majestic arch dam across two hills and roaming herds of elephants and gaur are sights that lure you to this enchanting canopy of tropical semi-evergreen and deciduous forests. The fauna also includes Langur, Leopard and Wild Boar. The sanctuary has a large variety of flora and fauna. Among the mammals, Elephants, Bison, Sambhar, Deer, Wild Dogs, Jungle Cats, Tiger, Wild Boar etc reptiles such as Cobra, Viper, Krait and a large number of non- poisonous snakes can be seen.

Jungle Fowl, Myna, Laughing Thrush, Black Bulbul, Peafowl, Woodpecker, Kingfisher etc also inhabit the place in large numbers.