Don Lessem Poradie kníh (chronologicky)

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

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.

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