Provides a natural history of the ferocious giant carnivores which roamed the marshy terrain of present-day North America during the Late Jurassic Period
Examines the giant two-legged predator that lived in Arizona in the Early Jurassic period, tells how it obtained food, and investigates whether it could swim or spit poison
Provides information about how the ornitholestes, a small, quick, carnivore that lived in North America in the Jurassic period, may have looked and behaved.