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 prehistoric predator to rival the most fearsome giant of them all has just been discovered lurking half-forgotten in a ...

Just when you thought it was safe to go back in the water, scientists have discovered a giant, bus-size sea predator that was ...

Researchers are calling for CT scans to confirm the authenticity of a Cretaceous period fossil that led to the identification of a new mosasaur species. Reading time 3 minutes In 2021, scientists ...

A newly identified mosasaur from Texas suggests that some ancient marine predators were larger, more powerful, and possibly more aggressive than previously recognized.

Tyrannosaurus rex might be the most feared dinosaur to ever walk the Earth, but there was once another T. rex that terrorised ...

On Thursday, researchers at the American Museum of Natural History, the Perot Museum of Nature and Science, and Southern ...

Researchers describe Tylosaurus rex from more than a dozen previously known fossils and update dataset crucial for studying mosasaur evolution “Everything is bigger in Texas and that includes the ...

Scientists figured out that the predators were lumped in with a previously named mosasaur species. The new one, called Tylosaurus rex, could grow to 43 feet long, about the length of a school bus ...