The Sibley Field Guide to Birds of Western North America: Second Edition George Mayfield Western North America March 4, 2016
Birds of the Pacific Northwest (A Timber Press Field Guide) George Mayfield Western North America June 2, 2017
The Birds of East Africa: Kenya, Tanzania, Uganda, Rwanda, Burundi (Princeton Field Guides) George Mayfield Africa, Kenya, Tanzania September 6, 2016
California Rattlesnakes by Don Becker (iOS & Android App) George Mayfield Apps, Herp App, Reptiles & Amphibians, Reptiles & Amphibians: North America July 8, 2016
Peterson Field Guide to Mammals of North America: Fourth Edition (Peterson Field Guides) George Mayfield Mammals February 24, 2017
Stokes Beginner’s Guide to Dragonflies George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
Where to See Birds in Victoria George Mayfield Australia, Australia, New Zealand, South Pacific April 5, 2016
Finding Australian Birds: A Field Guide to Birding Locations (Kindle Edition) George Mayfield Australia, Australia, New Zealand, South Pacific April 5, 2016
Birding Northeast Ecuador: Birding Areas of Northeast Ecuador George Mayfield Birds, Ecuador, South America November 30, 2016
Dragonflies of Texas: A Field Guide (Texas Natural History Guides(TM)) George Mayfield Dragonflies & Damselflies: North America, Insects April 7, 2016
A Guide to the Birds of Colombia George Mayfield Birds, Colombia, Other Fauna, South America September 6, 2016