Thanks to the efforts of several emerging databases around the world, naming a bird from its feathers has become a lot easier.
Books - Birds & Birding - Field Guides - Page 1 - Feather Edge Optics
Getting Started 2.1: Resources for Indian Birders - Bird Count India
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The Feather Atlas - Feather Identification and Scans - U.S. Fish and Wildlife Service Forensics Laboratory
Ultimate Explorer Field Guide: Birds: Beer, Julie: 9781426322990: : Books
Andrew McLemore, Author at Explorersweb » Page 5 of 23
Feathers NHBS Field Guides & Natural History
Birdwatcher : Peter Hayman, Rob Hume: : Books
Field Guides To Bird Feathers: A Next-Level Tool for Birdwatchers » Explorersweb
Books - Birds & Birding - Foreign Field Guides - Page 1 - Feather Edge Optics
National Geographic Backyard Guide to the Birds of North America, 2nd Edition: Alderfer, Jonathan: 9781426220623: : Books
A new edition of the best-selling field guide with 25 all-new plates covering the birds of Hawaii. For decades, the Peterson Field Guide to Birds has
Peterson Field Guide to Birds North America
The Feather Atlas - Feather Identification and Scans - U.S. Fish and Wildlife Service Forensics Laboratory
Bird Feathers: A Guide to North American Species: Scott, S. David, McFarland, Casey: 9780811736183: : Books