The book titled ""The Amphibia and Reptilia of Colorado, Part 1-2"" is written by Max Mapes Ellis and was published in 1913. It is a comprehensive study of the amphibians and reptiles found in the state of Colorado, providing detailed descriptions and illustrations of each species. The book is divided into two parts, with the first part covering the amphibians and the second part covering the reptiles. The author begins by providing an introduction...