Mammoth Problem with Extinction Timeline | Hacker News

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		Mammoth Problem with Extinction Timeline (sciencedaily.com)
		2 points by docmechanic on Dec 5, 2022 \| hide \| past \| favorite \| 1 comment

docmechanic on Dec 5, 2022 [–]

"Paleontologists say environmental DNA is not always helpful in identifying when animals like mammoths went extinct because genetic material found in sediment could have come from animals that died thousands of years earlier."

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