Citizen Science eBird Project Feederwatch Nes.ch Cele.te Urban Birds Great Backyard Bird Count Habitat Network Lifelong Learning Online Courses Workshops Bird Walks Events Spring Field Ornithology BirdSleuth Publications Birds of North America Clements Checklist Neotropical Birds State .If you are new to birding, start slowly. Study the birds at your feeder until you can identify them at a glance. Then gradually add more birds to your repertoire, always taking time to study them and learn their nuances. Sparrows, s.birds, and gulls tend to be the most difficult; you may want to save those for last..Credits: All il.rations David Allen Sibley. All bird guide text and rangemaps adapted from Lives of North American Birds by Kenn Kaufman 1996, used by permission of Houghton Mifflin Harcourt Publishing Company. All rights reserved. Bird audio Lang Elliott ociates. P.ography sourced in part from .What bird is that? Consult our bird identification guide to ID mystery birds in the backyard and beyond. We have p.os, song recordings, in-depth entries, and more to help bird watchers correctly identify the birds they spot..