This book has been graded for interest at 9-12 years.

There are 224 pages in this book. This book was published 2003 by Turtleback Books .

David Norman is the Director of the Sedwick Museum of Geology at Cambridge University and the author of several books on dinosaurs including Dinosaur!, Prehistoric Life, and The Illustrated Encyclopedia of Dinosaurs. Hazel Richardson is a talented new young writer. She has been a primary school teacher, and also a qualified genetic scientist, working for the Wellcome Foundation in the UK. She has written a science textbook, plus other childrens titles for Aladdin/Watts and Quarto.