How many T. rexes were there? Billions.

Over approximately 2.5 million years, North America likely hosted 2.5 billion Tyrannosaurus rexes, a minuscule proportion of which have been dug up and studied by paleontologists, according to a UC Berkeley study. (Image by Julius Csotonyi , courtesy

Did you know how many T. Rexes were there on Earth ?

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Tyrannosaurus rex, Prehistoric Planet Wiki

Billions, Yes, Billions of T. Rexes Have Once Roamed The Earth

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The Maximum Number Of T. Rex To Ever Walk The Earth Was 1.7 Billion

Two and a half billion T. rex dinosaurs once lived, study finds

How many T. rexes ever lived? If you think a billion, go higher

Billions of T. rexes walked on North America during the Age of the Dinosaurs

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