Terrifying Prehistoric Sea Monsters
The modern ocean is a scary place, filled with barracuda, sharks, super-squids, and possibly Cthulhu. However, no matter what we find in the depths these days, none of them seem to come close to the giant terrors that roamed the seas in Earth’s past; giant sea-lizards, monster sharks and even “hypercarnivorous” whales. For most of these things, humans would barely qualify as a snack.
Here are 10 of the scariest monsters to ever call the ocean home in prehistory.
Here are 10 of the scariest monsters to ever call the ocean home in prehistory.









