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News Release 11-235
Large Ice-Age Mammal Extinctions: Humans and Climate the Culprits
Findings may foreshadow possible fates of living species
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Many, but not all, ice-age mammals went extinct due to climate change and human influences.
Credit: Beth Shapiro, Penn State
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In their research, scientists looked at ice-age mammal DNA and at long-term climate records.
Credit: Tim Bowman, U.S. Fish and Wildlife Service
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Ancient bones, yes, but the tale of extinction they tell may reach into the present.
Credit: Beth Shapiro, Penn State
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While many ice-age mammals went extinct, some are still with us, thriving in northern climes.
Credit: Steve Hillebrand, U.S. Fish and Wildlife Service
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The bones of many large mammals lie before scientists, a result of extensive field work.
Credit: Beth Shapiro, Penn State
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Can the few ice-age mammal species left find "refugia" in today's warming world?
Credit: Steve Hillebrand, U.S. Fish and Wildlife Service
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