CA: American Birding Association Field Guide to Birds of California (American Birding Association State Field) George Mayfield California December 6, 2016
The Slater Field Guide to Australian Birds George Mayfield Australia, Australia, New Zealand, South Pacific March 22, 2017
Birds of East Asia: China, Taiwan, Korea, Japan, and Russia George Mayfield Asia & Pacific, China, Japan, Korea, Russia, Taiwan March 31, 2017
Britain’s Birds: An Identification Guide to the Birds of Britain and Ireland (WILDGuides) George Mayfield Birds, England, Europe, Ireland, Scotland February 10, 2017
A Field Guide to the Birds of New Zealand (Princeton Pocket Guides) George Mayfield Australia, New Zealand, South Pacific, New Zealand March 22, 2016
Mammals of North America: Second Edition (Princeton 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
National Geographic Pocket Guide to the Mammals of North America George Mayfield Mammals February 24, 2017
Birds of the Pacific Northwest (A Timber Press Field Guide) George Mayfield Western North America June 2, 2017
Newman’s Birds of Southern Africa: 10th Edition George Mayfield Africa, Botswana, South Africa September 6, 2016