Field Guide to the Birds of Machu Picchu and the Cusco Region, Peru: Includes a Bird Finding Guide to the Area George Mayfield Birds, Peru, South America November 30, 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
Newman’s Birds of Southern Africa: 10th Edition George Mayfield Africa, Botswana, South Africa September 6, 2016
National Audubon Society Field Guide to North American Mammals (National Audubon Society Field Guides (Hardcover)) George Mayfield Mammals February 24, 2017
Where to See Birds in Victoria George Mayfield Australia, Australia, New Zealand, South Pacific April 5, 2016
PA: American Birding Association Field Guide to Birds of Pennsylvania (American Birding Association State Field) George Mayfield Pennsylvania December 6, 2016
The Sibley eGuide to the Birds of North America (iOS & Android App) George Mayfield Apps, Birding App July 13, 2016
AZ: American Birding Association Field Guide to Birds of AZ: Arizona (American Birding Association State Field) George Mayfield Arizona December 6, 2000
Birds of Madagascar and the Indian Ocean Islands (Helm Field Guides) George Mayfield Africa, Madagascar February 14, 2017
The Sibley Field Guide to Birds of Western North America: Second Edition George Mayfield Western North America March 4, 2016
