Scientists discover new marine T-rex that was twice the size of great whites and ‘meaner than any mosasaur’ - Researchers say ...

Tylosaurus rex rewrites the story of giant sea predators, not just for its size but for what its bones reveal about mosasaur ...

There’s a newly crowned T. rex. This one, called Tylosaurus rex, was a tyrant of the sea and mosasaur spanning up to 43 feet ...

On Thursday, researchers at the American Museum of Natural History, the Perot Museum of Nature and Science, and Southern Methodist University announced they have identified a new T. rex in town, but ...

A newly identified mosasaur from Texas suggests that some ancient marine predators were larger, more powerful, and possibly ...

By Will Dunham May 28 (Reuters) - Tyrannosaurus rex was a huge land predator during the twilight of the age of dinosaurs. But ...

Scientists have discovered a giant new species of mosasaur, a powerful marine reptile that ruled the oceans during the age of dinosaurs. The newly identified predator was so enormous and fearsome that ...

Five different groups of predatory dinosaurs independently evolved disproportionately small arms, and it seems they did so ...