Frogs of the World: A Guide to Every Family - Mark O'shea

Mark O'Shea is professor of herpetology at the University of Wolverhampton in the UK and the author of many books, including Snakes of the World and Lizards of the World (both Princeton). Simon Maddock is a lecturer in ecology and evolution at Newcastle University in the UK. He works on the ecology, evolution, and conservation of threatened amphibians and reptiles.