Tiny Arms, Mighty Jaws: A New Take on Why T. rex Shrunk Its Forelimbs

TL;DR
New research analyzing 82 theropod species links Tyrannosaurus rex’s famously tiny arms to a shift toward stronger skulls and bites. As jaws became more powerful, forelimbs became less useful, a pattern seen in several carnivorous lineages and driven more by skull robustness than overall body size.
- Scientists Found The Real Reason T. rex Had Tiny Arms May Have Nothing to Do With Its Size The Daily Galaxy
- Why meat-eating dinosaurs like T. rex evolved tiny arms Phys.org
- Mystery of Tyrannosaurus rex’s Tiny Arms May Finally Have an Answer Sci.News
- The T. rex is known for having tiny arms. New study suggests why USA Today
- We may finally know why dinosaurs like T. rex evolved tiny arms New Scientist
Want the full story? Read the original reporting
Read on The Daily Galaxy