This book is the second of four volumes, which are comprehensive, well-illustrated, and authoritative works invaluable to biologists, conservationists, and others. It explores, in comprehensive detail, the rich amphibian diversity of Ecuador, providing a thorough review of biogeography, amphibian declines, and conservation. This volume covers Pipidae, Telmatobiidae, Microhylidae, Dendrobatidae, Ranidae, Bufonidae, and Hylidae. Characteristics of each species are listed, defined, and compared to similar other species. Reproductive behavior, where known, is described, as are data on vocalizations, larvae, and ontogenetic changes. Amphibian distributions are illustrated with physiographic maps with dots. Each volume addresses the declines, extinctions, and conservation status of each species and provides notations of their occurrence in reserves. KEY FEATURES Provides detailed and authoritative accounts for each species in seven families: Pipidae, Telmatobiidae, Microhylidae, Dendrobatidae, Ranidae, Bufonidae, and Hylidae New data are incorporated for many species Describes with full-color maps the distribution of all known taxa Includes information on the ecology, reproduction, and behavior of all taxa