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
PA: American Birding Association Field Guide to Birds of Pennsylvania (American Birding Association State Field) George Mayfield Pennsylvania December 6, 2016
TX: American Birding Association Field Guide to Birds of Texas George Mayfield Texas December 6, 2016
Peterson Field Guide to Mammals of North America: Fourth Edition (Peterson Field Guides) George Mayfield Mammals February 24, 2017
Dragonflies of Texas: A Field Guide (Texas Natural History Guides(TM)) George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
Field Guide to Amphibians and Reptiles of the San Diego Region (California Natural History Guides) George Mayfield Reptiles & Amphibians, Reptiles & Amphibians: North America July 8, 2016
The Birds of East Africa: Kenya, Tanzania, Uganda, Rwanda, Burundi (Princeton Field Guides) George Mayfield Africa, Kenya, Tanzania September 6, 2016
Field Guide to the Amphibians and Reptiles of Britain and Europe (Helm Field Guides) George Mayfield Europe:Other, Reptiles & Amphibians December 13, 2016
NJ: American Birding Association Field Guide to the Birds of New Jersey George Mayfield New Jersey December 6, 2016
Birds of the Middle East: Second Edition (Princeton Field Guides) George Mayfield Israel, Jordan, Lebanon, Palestine, Syria March 8, 2017
A Birdwatching Guide to North East Germany and its Baltic Coast George Mayfield Europe, Germany, Poland March 30, 2017