Piranha kin wielded dental weaponry even T. rex would have admired

Piranha kin wielded dental weaponry even T. rex would have admired

By Sandra Hines
via UW News and Information
Taking into consideration its size, an ancient relative of piranhas weighing about 20 pounds delivered a bite with a force more fierce than prehistoric whale-eating sharks, the four-ton ocean-dwelling Dunkleosteus terrelli and – even – Tyrannosaurus rex.

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