Silent Valley National Park

Silent Valley National Park with an area of 90 sq km is situated at Palakkad district of Kerala. The history of the park goes way back to 1888 when the region was declared a reserved land under the Forest Act and later notified as a Reserved Forest by the Government of Madras in 1914. In 1986, the Silent Valley was declared the core area in the Nilgiri Biosphere Reserve. Silent Valley is considered to be the last pristine region of tropical evergreen forest in India. The lush tropical greenery, undulating slopes, hills and rivers make the Silent Valley National Park a beautiful wildlife tourism destination in Kerala, India.

The park has a total of 26 species of mammals and 120 species of avifauna, many of them considered endangered. Apart from these, there are 11 species of snakes, 19 species of amphibians, and nine species of lizards in the park. The wildlife in Silent Valley National Park includes elephants, tigers, leopards, wild boar, sambhar, gaur and the endangered lion-tailed macaque. Silent Valley is a valuable reserve of rare plants and herbs including around 966 flowering and over 100 orchids plants are found along with the wide range of animals and birds.

This park is contiguous with Attappadi Reserve Forests in the east, and vested forests of the Palghat and Nilambur divisions in the west and south. In the North, the park is an extension of the Nilgiri Forests. The Silent Valley National Park is a heavy rainfall region with the places in the higher altitudes getting the highest rain. The average rainfall in the region varies between 2800 and 3400 mm. The park receives most of its rainfall during the southwest monsoon from June to December. The relative humidity is considerably high during this season with the maximum at times going to 95%. April and May are the hottest months while January and February are the coolest months, though not much difference in the temperature is experienced.