Amazon.com description: Product Description: The authors have summarized the natural history and captive maintenance of all species of snakes found in the United States and Canada. They have spent years studying the captive maintenance of over 90% of these species and have researched the literature to provide a summary of natural history for each of the species discussed. Recent literature regarding the captive maintenance and propagation of many snakes is presented. The tremendous amount of detailed information makes this book unique. Convenient and easy to read, the book has over 200 color photographs and an extensive bibliography. It is an essential reference for zookeepers, herpetoculturists, libraries, and veterinary clinics that treat North American snakes.