In this book you will find out about all kinds of animal homes, from underground tunnels, to treehouses, shells, and more. Series Information The Ladders series is a delightful look at children's favorite topics. Each book is filled with the perfect mix of fun, facts, and fiction. Inside each book are: • Questions to answer and things to find. • New words to learn. • Amazing facts. • Puzzles and quizzes to solve. • A story to share!