Introduces dinosaurs, discussing the different categories, what they looked like, what they ate, how we know about them through the study of fossils, and why they may have become extinct.
Recounts the life and fossil discoveries of Barnum Brown, the paleontologist who, in 1908, discovered the largest and most complete Tyrannosaurus skeleton that had ever been found.
Explains how dinosaur remains became fossilized and how paleontologists study fossils to learn more about the physical characteristics and behavior of these prehistoric creatures.