Predators of the Wild: Killer Whale
1992 · Writer
Predators of the Wild: Grizzly Bear
1992 · Writer
Predators of the Wild: Crocodiles and Alligators
1994 · Writer
Showdown at Grizzly River
2000 · Writer
Two Worlds: Manatee and Lion Fish
2006 · Writer
A Thousand Million Million Ants
1985 · Writer