Why do snails live in shells? How slowly do snails really move? What's that slimy trail that snails leave behind them? In this fun and educational book, readers will learn all about snails! They'll find out what snail mucus is made of, why it's used, and much, much more. From tiny backyard snails to giant African land snails, readers will discover the complexities of this seemingly simple creature and learn how it developed its unique adaptations. The fact-packed content is enriched by vibrant photographs, which bring the information to life.