This book is part of a book series called Headwork Reading Nonfiction .

. This reading scheme has multiple levels.

There are 24 pages in this book. This book was published 2001 by Oxford University Press .

Nigel Marven is an expert naturalist and film-maker who has written, produced/directed and presented numerous natural history films, including David Attenborough's The Life of Birds, Walking with Dinosaurs, Prehistoric Park and several films about individual species. He has an academic background in zoology and is based in Bristol, UK.