Kalakkadu Wildlife Sanctuary is situated in an area of 223sq.kms all in the Tirunelveli district. The flora range from forests of tropical wet evergreen to tropical dry deciduous and thorn forests.
Lion-tailed macaque,nilgiri langur,bonnet macaque and common langur,Nilgiri tahr,sambar,sloth bear,gaur,elephant,tiger,flying squirrel,panther,wild dog, pangolin are some of the wildlife seen in the sanctuary.
Besides a wide range of birds and reptiles can be seen. This sanctuary is situated in an extensive preserve declared as a Project Tiger Reserve.
By Air:The nearest airports are Madurai (200kms) and Thiruvananthapuram (140kms).
By Rail:The nearest railhead is at Cheramahadevi (20kms).
By Road:The sanctuary is well-connected by state buses.