“Of the giant carnivore dinosaurs, T. rex is the one we know the most about because it has a pretty good fossil record,” Rowe says. There are many complete skulls which have already been scanned and ...

No matter whether they ate meat or plants, theropod dinosaur species had one thing in common. Over time, they evolved thicker jaws for bigger bites, a new analysis concludes. Theropods were a very ...