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Scientists May Finally Know Why T. Rex Had Such Tiny Arms

You probably wouldn't say it to its face, but the famously fearsome Tyrannosaurus rex has long been...

SCIENCE May 21, 2026

Scientists May Finally Know Why T. Rex Had Such Tiny Arms

You probably wouldn't say it to its face, but the famously fearsome Tyrannosaurus rex has long been the butt of tiny arm jokes.

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You probably wouldn't say it to its face, but the famously fearsome Tyrannosaurus rex has long been the butt of tiny arm jokes.

Author: ScienceAlert

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