T. rex ancestors crossed from Asia to North America via land bridge 70 million years ago, study finds

Science

T. Rex Ancestors Crossed From Asia To North America Via Land Bridge 70 Million Years Ago, Study Finds

By CNN

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — The direct ancestor of Tyrannosaurus rex would have arrived in North America after crossing a land ...Read more