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What percent of all the species that have lived on Earth are alive today?
Question #51720. Asked by
TheAlphaWolf
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Brainyblonde
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Brainyblonde
24 year member
1455 replies
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Scientists estimate that the species alive today make up less than 0.1% of those that have ever lived.
http://www.sparknotes.com/biology/evolution/speciation/section3.rhtml
Oct 15 2004, 7:17 PM
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