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.

Meet Mosasaurus, a gigantic carnivore that swam seas around the globe 80 million to 66 million years ago. On June 12, you can see one doing its best Shamu impression in Jurassic World. Few people on ...

The ancient seas of the Late Cretaceous period would’ve been scary places to swim. Between 66 million and 100 million years ago, the world’s waterways were chock-full of real-life sea monsters. Not ...

Add Yahoo as a preferred source to see more of our stories on Google. Thalassotitan teeth. Nicholas Longrich Sixty six million years ago, sea monsters really existed. They were mosasaurs, huge marine ...

Mosasaurs, giant marine reptiles that existed more than 66 million years ago, lived not only in the sea but also in rivers. This is shown by new research based on analyses of a mosasaur tooth found in ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

THE WAKAYAMA SORYU (BLUE DRAGON) WAS A MOSASAUR THE SIZE OF A GREAT WHITE SHARK THAT HAD A DORSAL FIN AND LONG FLIPPERS. Researchers have described a Japanese mosasaur the size of a great white shark ...

Shortly before a mass extinction ended the Age of Dinosaurs, a reptilian, barracuda-like carnivore with a mouth like a box cutter patrolled the warm seas that once covered swaths of what is now North ...

GETTING VACCINATED. RESEARCHERS AT MISSISSIPPI STATE UNIVERSITY JUST PLAYED A PART IN A MASSIVE PREHISTORIC DISCOVERY. GEOLOGISTS AT MSU FOUND THE LARGEST MOSASAUR BACKBONE EVER UNEARTHED IN THE STATE ...