Rajasthan is the largest state in the country with varied habitats viz. forest grassland, wetland, desert and mountain and rich avifauna (chapter1) but very little has been done in the field of ornithology in terms of research and mountain. The book title 'Bird Diversity of Rajasthan: opportunities and challenges (Vol.I.)' is an attempt to stimulate and create interest among readers to think about birds, their role in the environment their problems and our relation and responsibilities towards them.The book has three section. The first section of the book deals with the status, ecology and overview of brds in Rajasthan-An annotated chechlist of the ornithology of Rajasthan; Birds of Prey of Rajasthan; Status of Owls in Rajasthan; Vulture population dynamics at Bikaner; Vultures of the world: significance and threats; Telemetry study on harriers in Indian; Avian Diversity in and around Chirawa towan, Jhunjhunu; Bird diversity of Bharatpur City- Concern for an urban ecosystem; Parakeet damage to Ber fruits in an orchard of Jhunjhunu and Foraging behaviour of the black shouldered kite in rural and urban area in Churu. The secind section deals primarily with the status and ecology of wetland dependent birds - Status and habitat preference of Indian Sarus crane in Dungarpur , Chittaurgarh and Bharatpur districts; Aquatic bird diversity of Dungarpur district, south Rajasthan with special rference to Painted Storks; Waterfowl status of Rajasthan with special reference to Keoladeo National Park, Avifaunal diversity of Chambal National Sanctuary, Dholpur district with special reference to Indian Skimmer; and A landscape approach for water bird conservation. The third section of the book deals with the conservation issues and people participation - Participative initiatives for conservaton of biodiversity; Some examples and thoughts; Pampered wild fauna on the visitor's trail in Ranthambore: a case study; Sharing experienve of bird watching and photohraphy; Bird watching; its importance and applications; Local extermination of species - a case study; and Avian Biodiversity- Legal issues.It is hoped that this book should also benefit research students of Life sciences, Environmental sciences. Wildlife ecology and Management, Biodiversity conservation etc. It may also help policy makers, forest department etc. with their decision while developing wildlife conservation policies in the state and the country. It is intended that many more such volumes will be produced in near future to benefit both people and wildlife.