WASHINGTON (Reuters) – If one Tyrannosaurus rex – the school bus-sized meat-eating dinosaur that stalked the Cretaceous Period landscape – seems impressive, how about 2.5 billion of them? Researchers ...
There once was a place on Earth so overrun with giant, meat-eating predators that even a Tyrannosaurus rex would have been nervous. One predator there was even bigger than T. rex, and scientists now ...
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