Prehistoric Sharks! They might not be as large as an oil tanker, and they definitely aren't terrorizing swimmers off the coast of New England, but these Megalodons were terrifying in their own right. Nathan talks about the few interesting facts that we know about the Megalodon, a massive shark said to have lived until about 2.6million years ago. Massive hungry beasts, you might not want to go swimming anytime soon.
Full Source List