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 mosasaur tooth has been found at one of the most famous Late Cretaceous fossil sites in the world. That means the famous marine predators adapted to a freshwater environment, and it seems they ...

Max Scott examined a long-standing hypothesis about agonistic social interactions in Mosasauridae, an extinct family of Late Cretaceous marine toxicoferan lizards. Previous studies on mosasaur agonism ...