In the dense tropical evergreen and deciduous forests and grassland patches is located the Thatekkad Bird Sanctuary. Home to a microcosm of India's bird population with about 500 winged species, the sanctuary was designed by Dr. Salim Ali, the renowned ornithologist.
This bird sanctuary is spread over an area of 25 sq.km. This sanctuary is in between the parts of river Periyar. This bird sanctuary is the house to the both resting indigenous birds and water birds. The indigenous birds found mostly there are Malabar Grey hornbill, Grey jungle fowl, heron, egret, jungle myna, wood pecker, rose winged and blue winged parakeet. Birds which, rarely seen there are like Ceylon frog-mouth, rose billed roller etc.
Houses some 200 variety of birds including gray jungle fowl, Falcons, Hornbill, Blackbird etc. Some reptiles and animals are also seen in this area.
The important species of birds here are Indian rollers, Cuckoos, Common Snipes, Pheasants, Jungle Nightjars, Kites, Grey Drongos, Malabar Tro, Woodpeckers, Large Pied Wagtails, Baya Sparrows, Grey Jungle Fowls, Hill Mynas, Robins, Jungle Babblers, Sundries and Darters.
Rare birds such as Ceylon Frog-mouth, Rose Billed roller, Crimson-throated Barbers, Bee-eaters, Shrikes, Fairy Blue Grey-headed Fishing Eagles, Black Winged Kites, Nightherons, Grey Hoi and Malabar Hornbills can also be seen.