A new study suggests T. rex and other giant predators evolved tiny arms because their massive skulls took over as the primary hunting weapon. As their bites became more powerful, their forelimbs may have gradually faded into evolutionary leftovers. Why T. Rex and Other Giant Predators Evolved Ti A new study suggests T. rex and other giant predators evolved tiny arms because their massive skulls took over as the primary hunting weapon. As their bites became more powerful, their forelimbs may have gradually faded into evolutionary leftovers. W... [5203 chars]
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