A Birdwatching Guide to North East Germany and its Baltic Coast George Mayfield Europe, Germany, Poland March 30, 2017
California Rattlesnakes by Don Becker (iOS & Android App) George Mayfield Apps, Herp App, Reptiles & Amphibians, Reptiles & Amphibians: North America July 8, 2016
Birds of East Asia: China, Taiwan, Korea, Japan, and Russia George Mayfield Asia & Pacific, China, Japan, Korea, Russia, Taiwan March 31, 2017
CO: American Birding Association Field Guide to the Birds of Colorado George Mayfield State & Province Guides December 6, 2016
Dragonflies and Damselflies of Texas and the South-Central United States: Texas, Louisiana, Arkansas, Oklahoma, and New Mexico George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
Birds of Southeast Asia George Mayfield Asia & Pacific, Bali, Borneo, Cambodia, China, Indian Subcontinent, Java, Laos, Malaysia, Myanmar, Peninsular Malaysia, Philippines, Singapore, Sumatra, Taiwan, Thailand, Vietnam February 25, 2016
Peterson Field Guide to Reptiles and Amphibians of Eastern and Central North America, Fourth Edition (Peterson Field Guides) George Mayfield Reptiles & Amphibians, Reptiles & Amphibians: North America July 8, 2016
BirdsEye – Global Bird Finding Guide (iOS & Android App) George Mayfield Apps, Birding App March 23, 2016
National Geographic Pocket Guide to the Mammals of North America George Mayfield Mammals February 24, 2017
