The size of the tooth testifies to an impressive creature that could grow up to 11 metres long. Reconstruction by Christopher ...

At the end of the Cretaceous Period, a type of giant reptile called mosasaurs occupied and dominated oceanic food webs.

Prehistoric sea monster bigger than a killer whale may have terrorised rivers too - The mosasaur may have occupied a similar ...

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 ...

Learn how chemical clues reveal a mosasaur was hunting in freshwater rivers as the Cretaceous seaway receded.

POINT OUT AT THE ORLANDO SCIENCE CENTER, AND FOR THE NEXT FEW WEEKS, IT’S ALL ABOUT PALEONTOLOGY. SO TODAY WE’RE CELEBRATING ...