Giant reptiles, masters of the oceans more than 66 million years ago, swimming in rivers? A recent discovery in North America ...

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.

A giant "sea dragon" backbone plucked from a riverbank in Mississippi could belong to the largest mosasaur ever found in the state, scientists say. Researchers only found a single vertebra from the ...

A Mississippi paleontologist made a chance discovery of the skull of a mosasaur and scientists recently removed a large block of hard clay containing the skull along with other bones that were ...

Sixty six million years ago, sea monsters really existed. They were mosasaurs, huge marine lizards that lived at the same time as the last dinosaurs. Growing up to 12 metres long, mosasaurs looked ...

The giant mosasaur is called Thalassotitan atrox. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A giant mosasaur with teeth like a killer whale ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Paleontologists in North Dakota have discovered new species of ...

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 ...

Researchers have discovered a huge new mosasaur from Morocco, named Thalassotitan atrox, which filled the apex predator niche. With massive jaws and teeth like those ...

Geologists recently discovered the fossil of a Cretaceous-era mosasaur vertebra near Starkville, Mississippi. The experts believe the apex predator of the ancient seas could have weighed 20,000 pounds ...