View full lesson: http://ed.ted.com/lessons/why-are-sharks-so-awesome-tierney-thys

Sharks have been celebrated as powerful gods by some native cultures. And today, sharks are recognized as apex predators of the world’s ocean. What is it that makes these fish worthy of our ancient legends and so successful in the seas? Tierney Thys takes us into the ocean to find out.

Lesson by Tierney Thys, animation by TED-Ed.