Mosasaurs, those large marine reptiles from the long-gone Cretaceous world, were quite picky in their choice of diet. Researchers came to this conclusion after studying the wear marks on mosasaur ...

Scientists have discovered a new species of mosasaur, a sea-dwelling lizard from the age of the dinosaurs, with strange, ridged teeth unlike those of any known reptile. Along with other recent finds ...

Mosasaurs were the apex predators of the oceans during the reign of the dinosaurs, but new research reveals dinosaurs weren't safe from them in rivers either. Researchers from Sweden, the US, and the ...

The ancient seas of the Late Cretaceous period would’ve been scary places to swim. Between 66 million and 100 million years ago, the world’s waterways were chock-full of real-life sea monsters. Not ...

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 ...

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.

You wouldn’t want to swim in Late Cretaceous seas. If you’ve seen the first Jurassic World movie, you’ll recognize a mosasaur as the creature that leapt from the water to eat a great white shark. That ...

The cradle of palaeontology – the study of fossil remains of animals and plants – lies in the Maastricht limestones, where the first Mosasaurus was discovered in 1766. The Dutch-Belgian border area ...