Mosasaurus and other mosasaurs ruled the seas for millions of years. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Mosasaurs went extinct 65.5 ...

A truly terrifying creation, the Indominus Rex is a man-made dinosaur. It is the focal point of villainy in the Jurassic ...

Dr. Scott explains all about the prehistoric marine species Mosasaurus. Dr. Scott explains all about the prehistoric marine species Mosasaurus. Dinosaur Train is available to stream on pbs.org and the ...

The mosasaur was the apex predator of the seas when dinosaurs roamed land. Geologists working in Mississippi recently stumbled upon an incredible find: the fossil of an ancient marine apex predator.

Mosasaurus was among the largest and last of the sea-dwelling mosasaurs. Dmitri Bogdanov via Wikimedia Commons under CC0 There hardly was a more fearsome family of seagoing carnivores than the ...

A Feb. 21 Facebook video (direct link, archive link) claims to show footage of a Mosasaurus, a water-dwelling reptile that lived millions of years ago. "Extinct Animals Caught On Camera," reads the on ...

An enormous sea snake from Norse legend that was fathered by the trickster god Loki and grew big enough to circle the globe is now the namesake for a different type of “monster” — a newly discovered ...