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Megalodon: Prehistory's Worst NightmareWWWWW
Megalodon went extinct 2.6 million years ago, but our fascination with the largest shark that ever lived is timeless. Meet the largest predator in vertebrate history.
Ancient Creature Feasted On Prehistoric SharksWW
About 290 million years ago -- long before dinosaurs evolved -- lived a four-legged creature sporting a huge sail on its back, fangs, and the first serrated teeth on Earth. At 13 feet long, it became the first common large predator on land.WW
A Guide To Understanding Shark Body LanguageWW
Instead of engaging in potentially deadly combat, great white sharks have nonviolent ways of communicating, establishing dominance, and venting their frustration.WW
