Multi-time Olympic gold medalist Michael Phelps meets Doc Gruber and Tristan Gutteridge from the Bimini shark lab to learn everything there is to know about sharks.

The ocean is home to a number of odd, fascinating and creepy critters—these are the best of the weird.

Man vs. Wild host Michael Grylls survived some of nature's harshest conditions, but how will he fare when plunged into the depths of the ocean to survive among the sharks? Discover channel will put the adventurer's survival skills to the test when he takes a dive with the ocean's number one predator.