The book is about Indian flying fox (P.giganteus). It is one of the biggest fruit bat in Indian subcontinent, lives as a group. It roost on tree canopies, forages night and feed on fruits, flower petals, nectar and pollen. It plays crucial role in pollination and seed dispersal mechanism of many forest trees. This is the study about mutual relationship between fruit bat Pteropus and it depending plants.The main chapters contains foraging behavior, roosting ecology and seed dispersal mechanism of Pteropus. The book mainly designed for those who interested in biology ecology and forestry etc. The images including in this book all are original taken from the study sites.