Between the wingtips : the secret life of birds /

by Ullman, Magnus, 1946-
New York, NY : Collins, 2006
1st U.S. ed.

Close to birds : an intimate look at our feathered friends /

by Ottosson, Mats, 1962-, Ottosson, Åsa, 1960-
Boulder : Roost Books, 2019
First U.S. edition.