A mosasaur tooth has been found at one of the most famous Late Cretaceous fossil sites in the world. That means the famous ...

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.

Mosasaurs are best known as fearsome marine reptiles that ruled the oceans at the end of the dinosaur era. But new research ...

A tooth recently found in the famous Hell Creek formation in Montana suggests otherwise. According to findings published on ...

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 ...

Giant mosasaurs, once thought to be strictly ocean-dwelling predators, may have spent their final chapter prowling freshwater ...

Mosasaurs are commonly considered marine reptiles, so finding their remains in a river environment prompted a clear question: ...

A surprising fossil find shows that some mosasaurs lived in ancient rivers as oceans changed near the end of the Cretaceous.

Scientists from several countries have determined that mosasaurs, Cretaceous-era marine reptiles, once thrived in freshwater ...