Dinosaurs

Description:

Illustrations and text look at how dinosaur remains have been excavated and studied, what we know about how dinosaurs lived, about related prehistoric creatures, and about why dinosaurs are extinct.

subjects: Dictionaries,  Dictionaries, Juvenile,  Dinosaurs,  Fossils,  Juvenile Dictionaries,  Juvenile literature,  Paleontology,  Dinosaurs -- Juvenile literature.,  Dinosaurs, juvenile literature,  Sound-waves,  Experiments,  Sound,  Science