2.5 Billion T. Rexes Have Roamed The Earth, But Not All At Once: Study

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HuffPost 17 April, 2021 - 09:59am 18 views

How many T rexes were there?

He added: “In spite of the uncertainties associated with most of the model parameters the paper comes up with a solid qualitative result.” If the 20,000 number is correct, over the 2.4 million years that T. rex walked the Earth, there would have been a total of some 2.5 billion adults that ever lived. The New York TimesHow Many Tyrannosaurus Rexes Ever Lived on Earth? Here’s a New Clue.

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