"Bird Feathers: A Guide to North American Species" by Scott S. David and Casey McFarland, published by Stackpole Books, offers a comprehensive visual guide to the feathers of North American bird species. This guide features over 400 high-quality photographs showcasing representative feathers from an impressive 379 different species. The detailed imagery allows for easy identification of individual feather types and patterns, making it an invaluable resource for birdwatchers, ornithologists, and anyone interested in the fascinating world of avian plumage.