The zoo constantly enhances and or updates the number of animals and species in conformity with the existing collection plan and zoo’s carrying capacity. Whenever the animals are required or go surplus in the collection, zoo undertakes animal exchange programme with other recognized zoos across the country. In the recent past species like Gaur, Grey wolf, four horned antelope, sloth bears, leopard, spotted deer, giant squirrel, reticulated python etc have been successfully exchanged with other zoos. The prolific breeders like spotted deer, sambar and blackbuck which are often exceeds in number are released back in the wild to their habitat range or the male animals are neutered surgically.