Paleontologist's New Theory for Why T. rex Had Such Ridiculously Short Arms

T. rex’s short arms may have lowered risk of bites during feeding frenzies. A new hypothesis suggests that the T. rex's short arms may have evolved to avoid injury during communal feeding, particularly to prevent accidental or intentional amputation caused by the creature's powerful jaws and teeth.

UC Berkeley Paleontologist Posits New Theory For Why T. Rexes Had

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