New Study Shows T. Rex Had Human-Like Body Temperature

UPDATE - follow-up to Scientists Discover T. Rex Blood Was As Hot As Human Blood, Suggesting They Were Fast-Running Predators - Yahoo: New scientific research reveals that the body temperature of the Tyrannosaurus rex was around 97 degrees Fahrenheit, matching the average temperature of humans. Findings from a study analyzing T. rex teeth indicate that this massive predatory dinosaur was warm-blooded. This key biological trait suggests the king of the dinosaurs operated as a fast-running predator rather than a slow, cold-blooded reptile.