The book "Threatened Animal Species of India: Vol. I" aims to provide a comprehensive overview of the endangered and threatened animal species in India. It covers four iconic species, namely Baer's pochard, Spoon-billed sandpiper, Indian vulture and Bengal florican, discussing their habitat, distribution, feeding and breeding habits, as well as the threats they face and the conservation strategies in place to protect them. The book also provides a list of references for those interested in further exploring the topic. Overall, the book serves as a valuable resource for conservationists, researchers and anyone interested in the conservation of threatened animal species in India.