Pica / Christopher Helm · University Of Iowa Press · University of Texas Press
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| A Guide to the Birds of Peru | 978-1-873403-99-0 | 2001 | James F. Clements · Noam Shany · Eustace Barnes |
| Birds at Your Feeder: A Guide to Winter Birds of the Great Plains, 10-Pack P.O.P Display | 978-0-87745-867-8 | 2003 | Nancy Overcott |
| Birds of Belize | 978-0-292-70164-9 | 2004 | H. Lee Jones |
| Life of the Woodpecker | 978-0-934797-00-9 | 1988 | Alexander Skutch |
| Raptors in Your Pocket: A Guide to Great Plains Birds of Prey | 978-0-87745-975-0 | 2006 | |
D. Gardner · Dan Gardner · Dan Gerdeman · Dan Gordon · Danny Graydon · Deana Gordon · Diana Gardener · Diana Gardner · Diana Gordon · Dinah Gardner · Don Gardner · Don Graydon