If you believe the movies andbooks about shark attacks, you probably think that sharks are the biggest, scariest animals on the planet. But are all sharks the giant man hunters they are so often made out to be? What do they eat, where do they swim, and what do they do on weekends? Now the acclaimed science writer Seymour Simon and the Smithsonian Institution team up to bring you a new edition of his classic text on sharks, updated with recent scientific research on one of the world's most mysterious creatures.