Eyewitness Shark (12/24)

How dangerous is a great white shark? How common are shark attacks and how can you avoid them? How big can a whale shark get?

In Eyewitness Shark, discover lots of weird and wonderful facts about these fascinating creatures, where they live, why they are hunted, and what is done to preserve them. Did you know, for example, that the first sharks existed before the dinosaurs? And that sharks have a sixth sense that helps them locate prey?