Western Ghats of Maharashtra, India is among the 18 hot spots of the world for conservation and protection of biodiversity. Pests, diseases and fire are the worst enemies of forests. Hence, the book contains: - 1) Diversity, description, distribution of 23 species of Lepidoptera out of which 13 are new to the science. 2)Biology and intrinsic rate of increase in Eligma narcissus Cramer, Eutectona machaeralis Walker and Hypsa producta Moore 3) Check list of moths from Western Ghats and 4) Control strategies of pest Lepidoptera especially preventive, cultural, mechanical, biological and chemical. Thus, the book will be helpful to Forest Entomologist, Environmentalists, Scientists, Students and Teachers.