Koyna Wildlife Sanctuary is situated in Western Maharashtra
. It covers over 420 sq km. The sanctuary encompasses Eastern and Western catchments of
. The dam is a main hydroelectric project center in Western Maharashtra. Tigers, Panthers, Gaurs, Sloth Bears, Sambars, Barking Deers, Mouse Deers, Dholes, Gaint Squirrels, Otters, Common Langurs, Pythons and Cobras compose the main wildlife found in the sanctuary. A variety of bird species are also found in the sanctuary. Heart Spotted Rufous, Brown Capped Woodpecker, Goshawk, Long Tailed Nightjar and Fairy Bluebird are among them. October is the best season to visit the sanctuary.