Paleontologists recently described the previously unknown mosasaur from fossils found near the North Dakota town of Walhalla. The town’s name comes from Valhalla, the feasting hall of Norse ...

As similar fossils turned up, Mosasaurus turned out to be just the first genus of a whole group of marine reptiles—the mosasaurs. More recently, the seagoing reptile has received the Hollywood ...

Researchers said they had discovered a new line of mosasaur, a giant sea-dwelling creature that lived alongside the dinosaurs. Its name, Jormungandr walhallaensis, draws on Norse mythology.

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.

Scientists from the University of Texas at Austin have determined that it is a giant, soft-shelled egg, most likely laid by a mosasaur—an extinct marine reptile that ruled the seas during the ...

A giant vertebrate discovered in the state of Mississippi in the United States may belong to the largest mosasaur ever found in the state. This discovery intrigues scientists due to its ...

A giant "sea dragon" backbone plucked from a riverbank in Mississippi could belong to the largest mosasaur ever found in the state, scientists say. Researchers only found a single vertebra from ...

Geologists recently discovered the fossil of a Cretaceous-era mosasaur vertebra near Starkville, Mississippi. The experts believe the apex predator of the ancient seas could have weighed 20,000 ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Mosasaurs were some of the most fearsome apex predators to ever ...

STARKVILLE, Miss. (WJTV) – Officials with the Mississippi Department of Environmental Quality (MDEQ) said geologists recently uncovered a giant mosasaur vertebra near Starkville. MDEQ’s ...