Tykee James, president of the DC Audubon Society, and Erin Connelly, holding her 10-month-old son, Louis, search in the treetops in Fort Slocum Park in Washington, D.C. Melissa Block/NPR hide caption
birdwatching
An illustration of a Common Yellowthroat is part of David Sibley's new book, What it's Like to be a Bird. David Sibley/Albert A. Knopf hide caption
Feeling Cooped Up? Let Your Mind Fly Free With 'What It's Like To Be A Bird'
A group of birders watches a rare Kirtland's warbler at the Magee Marsh Wildlife Area in Ohio in May 2010. Courtesy of Laura Keene hide caption
The prothonotary warbler can be found in the eastern United States. Flickr user John Jackson/Flickr Creative Commons hide caption