This book is part of a book series called Marshall Mammoth .

This book is aimed at children in secondary school.

There are 52 pages in this book. This book was published 1998 by Marshall Editions .

John Kelly is a British author and illustrator. His books include The Robot Zoo and Everyday Machines, both of which were shortlisted for the Rhone-Poulenc Junior Prize. He lives in London. Dr Philip Whitfield is a lecturer in zoology and natural science at King's College, University of London. He holds a first class BSc Honours degree in Zoology and has authored over 75 publications in scientific literature.