The Cool Down on MSN
New research sheds light on origin of T rex's famously tiny arms: 'The head took over from the arms'
"It's a case of 'use it or lose it.'" ...
One of the most famous dinosaurs to ever roam across Earth, Tyrannosaurus rex, has filled people’s minds with wonder since ...
Terra Planet Earth on MSN
Scientists may have finally solved the mystery behind T rex's tiny arms
Scientists May Have Finally Solved the Mystery Behind T. Rex's Tiny Arms ...
T. rex and other giant dinosaurs evolved tiny arms because their skulls and bites became powerful enough to replace forelimbs ...
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