By using fossil teeth, scientists measured T. rex’s body temperature for the first time. They found evidence of an active, warm-blooded predator.
Scientists have suspected for nearly 60 years that Tyrannosaurus rex was warm-blooded.
When a fossilized footprint of T. rex turned up in Alaska in 2022, it added to the evidence that these predator… [+7750 chars]
When a fossilized footprint of T. rex turned up in Alaska in 2022, it added to the evidence that these predator… [+7750 chars]