Blue Sharks

Blue Sharks book cover — TABLE OF CONTENTS CHAPTER 1 Easy to Identify 4 CHAPTER 2 An Unusual Blue 8 CHAPTER 3 Hunting and Eating 16 CHAPTER 4 From Pup to Predator 20 CHAPTER 5 Threats 24 THINK ABOUT IT 30 LEARN MORE 31 GLOSSARY 32 INDEX 32

Blue Sharks — page 1 — 21st century skills library 4 Easy to Identify chapter 1 The blue shark is one of the most common sharks in the world Its sleek jet-shaped body is easy to recognize The blue shark is just one of about 400 other kinds of sharks in the world It was ﬁrst identiﬁed and named by Swedish scientist Carolus Linnaeus in 1758 The blue shark is more curious than aggressive Although this ﬁsh rarely attacks humans it can be dangerous Blue sharks can harm divers who may have food items such as freshly killed ﬁsh with them Sometimes hungry blue sharks will charge a boat that is

Blue Sharks — page 2 — exploring our oceans 5 carrying a large catch of ﬁsh People should treat any encounter with a blue shark with caution South America North America Africa Europe Australia Asia RANGE OF BLUE SHARK ARCTIC OCEAN PACIFIC OCEAN INDIAN OCEAN ATLANTIC OCEAN PACIFIC OCEAN range map Blue sharks avoid the colder waters around the poles

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