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by zanecodes
1410 days ago
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If you click through that sentence to the linked article [1], you'll discover that it's a pretty misleading one. The 2.5 billion estimate is the total estimated number of adult Tyrannosaurs that lived during a 2.5 million year period (68-65.5 million years ago). The estimated maximum population of living adult Tyrannosaurs at any one time, on the other hand, is ~20,000, with a 95% confidence interval from 1,300 to 328,000, according to that article. [1] https://www.livescience.com/number-of-tyrannosaurus-rex-on-e... |
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