The Sibley eGuide to the Birds of North America (iOS & Android App) George Mayfield Apps, Birding App July 13, 2016
A Field Guide to Mexican Birds: Mexico, Guatemala, Belize, El Salvador (Peterson Field Guides) George Mayfield Belize, El Salvador, Guatemala, Mexico, Mexico & Central America April 11, 2017
Stokes Beginner’s Guide to Dragonflies George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
Birds of Southern Africa: Fourth Edition (Princeton Field Guides) George Mayfield Africa, Botswana, South Africa March 22, 2016
Common Dragonflies of California George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 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
Birds of Southeast Asia George Mayfield Asia & Pacific, Bali, Borneo, Cambodia, China, Indian Subcontinent, Java, Laos, Malaysia, Myanmar, Peninsular Malaysia, Philippines, Singapore, Sumatra, Taiwan, Thailand, Vietnam February 25, 2016
National Geographic Field Guide to the Birds of North America, Sixth Edition George Mayfield Canada, United States, US & Canada March 3, 2016
Peterson Field Guide to Mammals of North America: Fourth Edition (Peterson Field Guides) George Mayfield Mammals February 24, 2017
AZ: American Birding Association Field Guide to Birds of AZ: Arizona (American Birding Association State Field) George Mayfield Arizona December 6, 2000
A Field Guide to the Birds of the West Indies (Peterson Field Guides) George Mayfield Caribbean, Cuba February 24, 2017
Waterfowl: An Identification Guide to the Ducks, Geese, and Swans of the World George Mayfield Waterfowl September 8, 2016