The Maximum Number Of T. Rex To Ever Walk The Earth Was 1.7 Billion
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That's 800 million fewer than a previous estimate suggested.
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1.7 Billion T-Rexes Roamed the Earth Before Going Extinct
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The Maximum Number Of T. Rex To Ever Walk The Earth Was 1.7 Billion, t rex
The Maximum Number Of T. Rex To Ever Walk The Earth Was 1.7 Billion
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