Millions of years ago, the megalodon shark was one of the scariest creatures to ever lurk in our seas. And even before that, the mosasaurs reigned supreme, terrorizing every ocean creature in sight.

While fossil hunting in Florida, we uncovered a huge Megalodon shark tooth. These massive sharks lived millions of years ago, ...

Megalodon sharks were among the largest and most formidable predators ever to exist, dominating the oceans millions of years ...

These "total monsters of fishes" are extinct today, though new clues about their lives come from CT scans and their closest ...

The Mississippi River is one of the longest and most biologically diverse rivers in the United States, flowing through ...

Premium Content is available to subscribers only. Please login here to access content or go here to purchase a subscription.