| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Camels | 978-0-7368-9488-3 | 2006 | |
| Kangaroos | 978-0-7368-3635-7 | 2005 | |
| Keiko the Whale, The Star of Free Willy | 978-0-9665844-0-0 | 1998 | Theodore Wadman · Sandra Wadman |
| Opossums | 978-0-7368-4248-8 | 2006 | |
| Ostriches | 978-0-7368-3636-4 | 2005 | |
| Scorpions | 978-0-7368-3637-1 | 2005 | |
| The Gis Application Book: Examples in Natural Resources: A Compendium, 1994 | 978-1-57083-003-7 | 1994 | |
| Wolves | 978-0-7368-9497-5 | 2006 | |
J R · W.J. · W R · William J. · William John Ripple · William R. · William Ripple
Asprs Pubns · Capstone Press · Nu Inc.