Birds of Costa Rica: A Field Guide (Corrie Herring Hooks) George Mayfield Costa Rica, Mexico & Central America March 3, 2016
Birds of East Asia: China, Taiwan, Korea, Japan, and Russia George Mayfield Asia & Pacific, China, Japan, Korea, Russia, Taiwan March 31, 2017
Newman’s Birds of Southern Africa: 10th Edition George Mayfield Africa, Botswana, South Africa September 6, 2016
Finding Australian Birds: A Field Guide to Birding Locations (Kindle Edition) George Mayfield Australia, Australia, New Zealand, South Pacific April 5, 2016
Peterson Field Guide to Mammals of North America: Fourth Edition (Peterson Field Guides) George Mayfield Mammals February 24, 2017
Waterfowl: An Identification Guide to the Ducks, Geese, and Swans of the World George Mayfield Waterfowl September 8, 2016
Field Guide to Amphibians and Reptiles of the San Diego Region (California Natural History Guides) George Mayfield Reptiles & Amphibians, Reptiles & Amphibians: North America July 8, 2016
California Reptiles by Thomas Benner (iOS App) George Mayfield Apps, Herp App, Reptiles & Amphibians, Reptiles & Amphibians: North America July 8, 2016
MA: American Birding Association Field Guide to Birds of Massachusetts George Mayfield Massachussets December 6, 2016
Birds of Southern Africa: Fourth Edition (Princeton Field Guides) George Mayfield Africa, Botswana, South Africa March 22, 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 the Bible: A Guide for Bible Readers and Birdwatchers George Mayfield Israel February 24, 2017
