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Why were T. rex’s arms so tiny? Paleontologists finally find an answer.
T. rex’s tiny arms may have evolved for a surprisingly brutal reason
A large fossil leg bone hints at T. rex’s origins, but scientists disagree
A prehistoric battle just rewrote T. rex’s story
T. rex’s Ancestors Used an Ancient Landbridge To Walk From Asia to North America
T. rex’s direct ancestor crossed from Asia to North America - EurekAlert!
T. rex’s Distant Relative Lived in Thailand 145 Million Years Ago
Shadow of a Titan: Tyrannosaurus McRaeensis Rises From T. Rex’s Past
