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

1 min read
Source: The Daily Galaxy
Tiny Arms, Mighty Jaws: A New Take on Why T. rex Shrunk Its Forelimbs
Photo: The Daily Galaxy
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.

Share this article

Want the full story? Read the original reporting

Read on The Daily Galaxy