Study Suggests Billions of Tyrannosaurus Rexes Once Roamed the Earth


A fascinating new study aimed at determining what the population of Tyrannosaurus Rexes on Earth would have been in the distant past determined that approximately 2.5 billion of the creatures likely existed throughout history. The thought-provoking research, published in an academic paper on Thursday, reportedly came about when biologist Charles R. Marshall from the University of California in Berkley was examining a T. Rex fossil and found himself wondering just how rare the remains really were. In turn, he set about trying to figure out what the population of T. Rexes at any given time could have been.

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