Don Lessem Bücher

Describes the discovery and excavation of the world's only complete Tyrannosaurus fossil in Montana, and what was learned from it.

Don Lessem describes what a duck-billed dinosaur is, how they behaved and how they came to be extinct, as well as how scientists have learnt about duck-billed dinosaurs through studying fossils.

Dinosaurs continue to fascinate kids, and although these amazing creatures roamed the Earth ages ago, new dinosaur discoveries are still being made today!