This book is part of a book series called I Wonder Why .
This book is aimed at children in primary school.
There are 32 pages in this book. This book was published 2008 by Pan Macmillan .
Belinda Weber is an experienced author and editor of children's books. She lives in London.
This book has the following chapters: 6-7 Do all living things have babies?; 8-9 Why do some animals have lots of babies?; 10-11 Do plants have babies?; 12-13 Do animals have seeds?; 14-15 Which animals use a to breathe?; 16-17 Do spiders make a pupa?; 18-19 Do fish lay eggs?; 20-21 Do any fish have live young?; 22-23 What is frogspawn?; 24-25 Do reptiles look after their young?; 26-27 Why do birds build nests?; 28-29 Why do mammals have live young?; 30-31 Why do elephant seals fight?
This book is in the following series: