Millions of years ago, the megalodon shark was one of the scariest creatures to ever lurk in our seas. And even before that, ...

At the end of the Cretaceous Period, a type of giant reptile called mosasaurs occupied and dominated oceanic food webs. Mosasaurs had long bodies and were related to both snakes and monitor lizards.

Researchers may have discovered Mississippi's largest ever mosasaur after pulling a Cretaceous-aged fossil out of a riverbed south of Starkville. When you purchase through links on our site, we may ...

Geologists in Mississippi unearthed a large vertebra belonging to a Mosasaurus hoffmannii, a giant marine reptile from the late Cretaceous period. The discovered vertebra, potentially the largest ...