Birding Northeast Ecuador: Birding Areas of Northeast Ecuador George Mayfield Birds, Ecuador, South America November 30, 2016
Birds of East Asia: China, Taiwan, Korea, Japan, and Russia George Mayfield Asia & Pacific, China, Japan, Korea, Russia, Taiwan March 31, 2017
Dragonflies and Damselflies of Georgia and the Southeast (Wormsloe Foundation Nature Book) George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
Common Dragonflies of California George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
Field Guide to the Birds of Colombia George Mayfield Birds, Colombia, South America September 6, 2016
Peterson Field Guide to Birds of Eastern and Central North America, 6th Edition (Peterson Field Guides) George Mayfield Eastern North America June 20, 2016
Birds of Europe (2nd Edition) Drew Armenia, Azerbaijan, England, Europe, France, Germany, Ireland, Israel, Italy, Jordan, Lebanon, Palestine, Scotland, Syria, Turkey, Wales March 30, 2016
A Guide to the Birds of Colombia George Mayfield Birds, Colombia, Other Fauna, South America September 6, 2016
Southern California Reptiles and Amphibians by Donald Becker (iOS & Android App) George Mayfield Apps, Herp App, Reptiles & Amphibians, Reptiles & Amphibians: North America July 8, 2016
Birds of India: Pakistan, Nepal, Bangladesh, Bhutan, Sri Lanka, and the Maldives, Second Edition (Princeton Field Guides) George Mayfield Asia & Pacific, Bangladesh, India, Nepal, Pakistan, Sri Lanka February 28, 2017
