The Periyar forests of Thekkady are one of the richest wildlife reserves in India. Spreads across the entire district, the area comprises of beautiful spice plantations and hill towns. There are over 1965 flowering plants including 171 grass species and 143 species of orchids here. The only south Indian conifer, scientifically known as Podocarpus Wallichianus, grows in the forests of the Periyar Tiger Reserve. More than 60 species of mammals are found here which include the asian elephant, bengal tiger, indian bison, sambar deer, indian wild dog, leopard, barking deer and the smooth-coated otter which can be sighted during a boat cruise in the Periyar Lake. The reserve also boasts of over 265 species including migrants. the malabar grey hornbill, the Indian pied hornbill,whitebelliedtreepie, many species of drongos, woodpeckers, flycatchers are a few examples. abound in the areas adjoining the Tiger Reserve. Watch Towers There are a few watch towers inside the Periyar Tiger Reserve which are excellent for viewing wildlife.