Chief Wildlife Warden Jitendra Agarwal released ‘A Field Guide to Insects and Spiders of Kanha Tiger Reserve’ prepared by the Wildlife Expert Aniruddh Dhamorikar at Bhopal on Tuesday. Information on over 600 kind of insects, spiders and butterflies found in the reserve has been compiled in the guide. Dhamorikar has prepared this guide after conducting extensive tour of the reserve. Praising the guide Jitendra Agarwal said that these small insects are important components of our eco-system. They have important role in food chain. The guide will not only help research students but it will provide information to the people about importance of these small insects of nature.