Terry VanDeWalle Author

Terry VanDeWalle has been researching reptiles and amphibians in the Midwest for more than twenty years. Author of Snakes and Lizards in Your Pocket: A Guide to Reptiles of the Upper Midwest (Iowa, 2010), Turtles in Your Pocket: A Guide to Freshwater and Terrestrial Turtles of the Upper Midwest (Iowa, 2011), and Frogs and Toads in Your Pocket: A Guide to Amphibians of the Upper Midwest (Iowa, 2011), he is a senior biologist for Stantec Consulting in Independence, Iowa, USA.

Wildlife photographer Suzanne L. Collins is an executive officer of the Center for North American Herpetology.