The Complete Guide to Finding the Birds of Australia George Mayfield Australia, Australia, New Zealand, South Pacific March 30, 2016
Birds of Costa Rica: A Field Guide (Corrie Herring Hooks) George Mayfield Costa Rica, Mexico & Central America March 3, 2016
Field Guide to Australian Birds George Mayfield Australia, Australia, New Zealand, South Pacific March 30, 2016
Field Guide to the Birds of Colombia George Mayfield Birds, Colombia, South America September 6, 2016
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
 Wildlife of Ecuador: A Photographic Field Guide to Birds, Mammals, Reptiles, and Amphibians (Princeton University Press (WILDGuides)) George Mayfield Ecuador August 17, 2017
CA: American Birding Association Field Guide to Birds of California (American Birding Association State Field) George Mayfield California December 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
Waterfowl of North America, Europe, and Asia: An Identification Guide George Mayfield Birds, Waterfowl April 5, 2016
Birds of Mexico and Central America George Mayfield Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Mexico & Central America, Nicaragua, Panama April 11, 2017
Birds of New Guinea: Second Edition (Princeton Field Guides) George Mayfield Australia, New Zealand, South Pacific, New Guinea, Papua New Guinea, South Pacific March 30, 2017
Common Dragonflies of California George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
