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

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

Mosasaurs were enormous reptiles best known for ruling ancient oceans more than 66 million years ago, but new evidence suggests some also lived in rivers. Scientists reached this conclusion after ...

Experts think the creatures adapted to river environments in the final million years before they became extinct.

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

Until now, these terrifying giant aquatic reptiles with a bulky skull and powerful jaws were thought to be sea-dwelling ...

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 fossil once hailed as evidence of a unique mosasaur species, Xenodens calminechari, may be a forgery, a new study claims. The 72-million-year-old fossil, described in 2021, includes a partial ...

Mosasaurs were some of the most fearsome apex predators to ever stalk the Cretaceous era’s oceans. And according to Mississippi Department of Environmental Quality (MDEQ) geologist James Starnes, a ...

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 ...

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 ...

The fossil of Xenodens calminechari, once touted as a revolutionary discovery, is now under scrutiny. This 72-million-year-old mosasaur fossil once believed to be a new species, was recently ...