5 Deadly Prehistoric Animals We’re Lucky Went Extinct

Megalodons could eat you and not even notice: Megalodons, massive ancient predators, grew up to 59 feet long with 7-inch teeth and a bite force of 41,000 pounds. They roamed oceans 20 million years ago, preying on large animals like whales. Though often compared to great white sharks, megalodons looked more like blue sharks.