Railroad spikes. Knives. Razors. The teeth of carnivorous dinosaurs like Allosaurus and Tyrannosaurus have been compared to plenty of piercing and cutting tools over the years, but such comparisons ...
Tyrannosaurus rex was the undisputed giant of all land predators for 90 years, and in that time it developed the aura of a dinosaurian Muhammad Ali. It was, truly, the greatest. But in 1995 ...
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