CHAPTER 1 Clever Rats 4 CHAPTER 2 Superhero Powers 8 CHAPTER 3 City Smarts 16 ACTIVITIES TOOLS Try This 22 Glossary 23 Index 24 To Learn More 24 CLEVER RATS What creatures can chew through concrete What animals can feel with their whiskers And what can crawl straight up a wall These creatures are smart And they never give up Their powers are incredible and surprising They are rats 
