©Bill UrichAuthor and naturalist Scott Weidensaul has written more than two dozen books on natural history, including Living on the Wind: Across the Hemisphere with Migratory Birds, a Pulitzer Prize finalist; The Ghost with Trembling Wings, about the search for species that may or may not be extinct; and Of a Feather: A Brief History of American Birding. The First Frontier: The Forgotten History of Struggle, Savagery and Endurance in Early America, was published in 2012. 

His newest book, The Peterson Reference Guide to Owls of North America and the Caribbean, has just been released, as was The Living Bird, a collection of stunning photos and essays that includes his work, marking the 100th anniversary of the Cornell Lab of Ornithology. 

Listen to Weidensaul's interview with Terry Gross on "Fresh Air."

Weidensaul lectures widely on wildlife and environmental topics, and is an active field researcher, specializing in the study of migration in owls, hummingbirds and passerines.  He lives in the Appalachians of eastern Pennsylvania.

Scott Weidensaul is leading tours to the Peruvian Amazon, Galapagos Islands, Alaska and other exciting destinations - check out the details here.