Marine biologist Pete Klimley swims with the sharks. He was one of the first scientists to free-dive among sharks, and he has spent nearly thirty years studying shark behavior, sometimes swimming in schools of several hundred sharks. From his ...

The popular Reader's Digest Explores series reveals a fascinating and often beautiful undersea world that few have seen. Readers can learn where sharks live, what they eat, and how they have adapted to their environment, as well as how to ...