National Geographic Pocket Guide to the Mammals of North America George Mayfield Mammals February 24, 2017
Raptors of Mexico and Central America George Mayfield Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Mexico & Central America, Nicaragua, Panama, Raptors April 11, 2017
National Audubon Society Field Guide to North American Mammals (National Audubon Society Field Guides (Hardcover)) George Mayfield Mammals February 24, 2017
Dragonflies through Binoculars: A Field Guide to Dragonflies of North America (Butterflies Through Binoculars) George Mayfield Dragonflies & Damselflies: North America September 1, 2016
CA: American Birding Association Field Guide to Birds of California (American Birding Association State Field) George Mayfield California December 6, 2016
Birds of the Middle East: Second Edition (Princeton Field Guides) George Mayfield Israel, Jordan, Lebanon, Palestine, Syria March 8, 2017
IL: American Birding Association Field Guide to Birds of Illinois George Mayfield Illinois December 6, 2016
Field Guide to the Birds of Australia (Helm Field Guides) George Mayfield Australia, New Zealand, South Pacific March 30, 2016
Birds of Mexico and Central America: (Princeton Illustrated Checklists) George Mayfield Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Mexico & Central America, Nicaragua, Panama February 10, 2017
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
PA: American Birding Association Field Guide to Birds of Pennsylvania (American Birding Association State Field) George Mayfield Pennsylvania December 6, 2016