North American Toads and Frogs, With a Study of the Habits and Life Histories of Those of the Northeastern States. More details/pics upon request. Scrupulously accurate nontechnical guide offers the amateur (or experienced) herpetologist all the information needed to identify any frog or toad likely to be found in ponds and streams throughout North America. Physiology, ecology, phylogeny, life history, metamorphosis, plus extensive finding keys to seven families and thorough descriptions and life habits for identification.