“14 endangered amphibian species found in Kerala’s Silent Valley National park”
● It is the last remaining rain forest of Kerala, in Palakkad district.
● Silent Valley was declared as a National Park in 1984 and formally inaugurated in the year 1985.
Average minimum temperature varies from 8º to 14ºC. and average maximum temperature varies from 23ºto 29ºC .
The hottest months are April and May when the mean temperature is 23 °C and the coolest months are January and February when the mean temperature is 18°C.
Annual average rainfall is 2717 to 4543 mm.
The terrain is generally undulating with steep escarpments and many hillocks.
The elevation ranges from 900 M to 2,300 M above MSL with the highest peak at 2,383 M (Anginda peak).