AZ: American Birding Association Field Guide to Birds of AZ: Arizona (American Birding Association State Field) George Mayfield Arizona December 6, 2000
TX: American Birding Association Field Guide to Birds of Texas George Mayfield Texas December 6, 2016
Peterson Field Guide to Moths of Northeastern North America (Peterson Field Guides) George Mayfield Butterflies & Moths April 4, 2017
Birds of the Middle East: Second Edition (Princeton Field Guides) George Mayfield Israel, Jordan, Lebanon, Palestine, Syria March 8, 2017
(Black and White) Birds of the West Indies: A Guide to the species of birds that inhabit the Greater Antilles, Lesser Antilles and Bahama Islands George Mayfield Caribbean, Cuba February 24, 2017
Dragonflies and Damselflies of Georgia and the Southeast (Wormsloe Foundation Nature Book) George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
Petrels, Albatrosses, and Storm-Petrels of North America: A Photographic Guide George Mayfield Seabird Guides March 4, 2016
Dragonflies of Texas: A Field Guide (Texas Natural History Guides(TM)) George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
The Field Guide to the Birds of Australia 9th Edition George Mayfield Australia, Australia, New Zealand, South Pacific March 30, 2016
Where to See Birds in Victoria George Mayfield Australia, Australia, New Zealand, South Pacific April 5, 2016
BirdsEye – Global Bird Finding Guide (iOS & Android App) George Mayfield Apps, Birding App March 23, 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