Whether you're can amateur or a professional, the Bartletts' Guide and Reference contains up-to-date and easy-to-use information for all 239 recognized species and subspecies of frogs, toads, treefrogs, and salamanders (native, introduced, and established) founded within eastern and central North America, north of Mexico. Each species is classified by family and illustrated with a full-color photo. Detailed descriptions include information on appearance behavior, voice, range, habitat, and identifying features, as well as how to distinguish between similar species. Ecological issues are also highlighted with an overview of taxonomy, native environments, and population trends, including species in decline. So no matter where you reside or roam, let the Bartletts be your guides to locating and identifying this region's remarkable herpetological life forms.