Wildlife of Ecuador: A Photographic Field Guide to Birds, Mammals, Reptiles, and Amphibians (Princeton University Press (WILDGuides)) George Mayfield Ecuador August 17, 2017
Field Guide to the Amphibians and Reptiles of Britain and Europe (Helm Field Guides) George Mayfield Europe:Other, Reptiles & Amphibians December 13, 2016
Birds of the Indonesian Archipelago: Greater Sundas and Wallacea George Mayfield Bali, Birds, Borneo, Java December 13, 2016
Birds of Kenya and Northern Tanzania George Mayfield Africa, Birds, Kenya, Tanzania September 1, 2016
Sparrows of the United States and Canada: The Photographic Guide George Mayfield Songbirds March 4, 2016
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
Endemic Birds of Cuba: A Comprehensive Field Guide George Mayfield Birds, Caribbean, Cuba November 30, 2016
Larkwire Birdsong Master Birder: Land Birds of North America (iOS App) George Mayfield Apps, Birding App February 23, 2017
Birds of the Middle East: Second Edition (Princeton Field Guides) George Mayfield Israel, Jordan, Lebanon, Palestine, Syria March 8, 2017