The Sibley eGuide to the Birds of North America (iOS & Android App) George Mayfield Apps, Birding App July 13, 2016
Birds of Prey: Hawks, Eagles, Falcons, and Vultures of North America George Mayfield Raptors June 2, 2017
A Guide to the Birds of Mexico and Northern Central America George Mayfield Belize, El Salvador, Guatemala, Honduras, Mexico, Mexico & Central America, Nicaragua March 4, 2016
NJ: American Birding Association Field Guide to the Birds of New Jersey George Mayfield New Jersey December 6, 2016
BirdsEye – Global Bird Finding Guide (iOS & Android App) George Mayfield Apps, Birding App March 23, 2016
Birds of Australia: Eighth Edition (Princeton Field Guides) George Mayfield Australia, Australia, New Zealand, South Pacific March 30, 2016
CA: American Birding Association Field Guide to Birds of California (American Birding Association State Field) George Mayfield California December 6, 2016
Dragonflies and Damselflies of Georgia and the Southeast (Wormsloe Foundation Nature Book) George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
Waterfowl of North America, Europe, and Asia: An Identification Guide George Mayfield Birds, Waterfowl April 5, 2016
Peterson Field Guide to Mammals of North America: Fourth Edition (Peterson Field Guides) George Mayfield Mammals February 24, 2017
