Birds of Southern Africa: Fourth Edition (Princeton Field Guides) George Mayfield Africa, Botswana, South Africa March 22, 2016
Southern California Reptiles and Amphibians by Donald Becker (iOS & Android App) George Mayfield Apps, Herp App, Reptiles & Amphibians, Reptiles & Amphibians: North America July 8, 2016
Newman’s Birds of Southern Africa: 10th Edition George Mayfield Africa, Botswana, South Africa September 6, 2016
FL: American Birding Association Field Guide to Birds of Florida George Mayfield Florida December 6, 2016
Birds of New Guinea: Second Edition (Princeton Field Guides) George Mayfield Australia, New Zealand, South Pacific, New Guinea, Papua New Guinea, South Pacific March 30, 2017
Birds of Australia: Eighth Edition (Princeton Field Guides) George Mayfield Australia, Australia, New Zealand, South Pacific March 30, 2016
The Birds of Panama: A Field Guide (Zona Tropical Publications) George Mayfield Mexico & Central America, Panama March 3, 2016
 Wildlife of Ecuador: A Photographic Field Guide to Birds, Mammals, Reptiles, and Amphibians (Princeton University Press (WILDGuides)) George Mayfield Ecuador August 17, 2017
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
California Rattlesnakes by Don Becker (iOS & Android App) George Mayfield Apps, Herp App, Reptiles & Amphibians, Reptiles & Amphibians: North America July 8, 2016
Birds of the Bible: A Guide for Bible Readers and Birdwatchers George Mayfield Israel February 24, 2017
A Field Guide to Western Reptiles and Amphibians (Peterson Field Guides) George Mayfield Reptiles & Amphibians, Reptiles & Amphibians: North America July 8, 2016
