Sharks 6
Reading Objectives 6
The World of Sharks 7
Perfect Predators 10
Sharks and people 16
Who Is Stronger? 20
Exploring Tide poolsReading Objectives 22
What Is a Tide Pool? 23
Animals in a Tide Pool 25
Plants in a Tide Pool 30
Survival in a Tide Pool 36
How to Explore a Tide Pool 40
Better Off Wet 42
Reading Objectives 42
Welcome to Wetlands 43
Bogs 46
Swamps 50
Marshes 54
Better Off Wet 58
Animal Hiding PlacesReading Objectives 62
Why Animals Hide 63
Where Animals Hide 64
Sharing Hiding Places 70
Hiding in Groups 72
Hiding to Catch Food 74
Hiding to Survive the Weather 76
Hiding to Protect the Young 79
Review ActivitiesThink and Discuss 82
Multiple-Choice Test 84
Index 88