Title: Triceratops and other Cretaceous plant-eaters
Description: Describes what is known about three different types of dinosaurs that lived in parts of the United States and Canada from 140 to 65 million years ago.
Subjects: Triceratops, Parasaurolophus, Dinosaurs, Maiasaura, Juvenile literature, Ouvrages pour la jeunesse, Dinosaurs, juvenile literature