The predators, which were made famous in the “Jurassic World” franchise, likely arose at least three times Riley Black - Science Correspondent In 1780, before the word “paleontology” had even been ...

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.