Peterson Field Guide to Mammals of North America: Fourth Edition (Peterson Field Guides) George Mayfield Mammals February 24, 2017
Birds of India: Pakistan, Nepal, Bangladesh, Bhutan, Sri Lanka, and the Maldives, Second Edition (Princeton Field Guides) George Mayfield Asia & Pacific, Bangladesh, India, Nepal, Pakistan, Sri Lanka February 28, 2017
 Wildlife of Ecuador: A Photographic Field Guide to Birds, Mammals, Reptiles, and Amphibians (Princeton University Press (WILDGuides)) George Mayfield Ecuador August 17, 2017
(Black and White) Birds of the West Indies: A Guide to the species of birds that inhabit the Greater Antilles, Lesser Antilles and Bahama Islands George Mayfield Caribbean, Cuba February 24, 2017
Common Dragonflies of California George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
Damselflies of the Northeast : A Guide to the Species of Eastern Canada & the Northeastern United States George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
Birding Northeast Ecuador: Birding Areas of Northeast Ecuador George Mayfield Birds, Ecuador, South America November 30, 2016
The Birds of East Africa: Kenya, Tanzania, Uganda, Rwanda, Burundi (Princeton Field Guides) George Mayfield Africa, Kenya, Tanzania September 6, 2016
PA: American Birding Association Field Guide to Birds of Pennsylvania (American Birding Association State Field) George Mayfield Pennsylvania December 6, 2016
Endemic Birds of Cuba: A Comprehensive Field Guide George Mayfield Birds, Caribbean, Cuba November 30, 2016
Birds of Southern Africa: Fourth Edition (Princeton Field Guides) George Mayfield Africa, Botswana, South Africa March 22, 2016
