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1 .This is Scientific American 60-Second Science.I'm Cynthia Graber. Got a minute?
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2 .When it comes to Neandertal diets, the consensus has been: they ate meat.
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3 .Lots of meat.
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4 .But now it looks like Neandertals chomped on a fair amount of veggies, too.
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5 .Researchers have had a tough time discerning the Neandertals' diet.
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6 .They evaluated carbon and nitrogen isotopes in bones, but those only correspond to some general kinds of proteins.
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7 .Even plant remains in Neandertal teeth could have gotten there because a tasty animal carcass itself contained traces of a last vegetarian meal.
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8 .So the researchers relied on foolproof evidence, they studied Neandertal fecal remains from a site in southern Spain called El Salt.
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9 .Neandertals made it their home about 50,000 years ago.
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10 .The researchers analyzed the samples for chemical compounds that can only result from metabolizing cholesterol from meat or from metabolizing plants.
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11 .All five samples showed evidence of meat consumption.
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12 .But two revealed the digestion of plants.
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13 .Meaning that Neandertals did try vegetation, likely tubers and nuts.
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14 .The study is in the journal PLoS ONE.
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15 .The scientists intend to use the same technique to examine soil samples at a 1.8 million-year-old site in Tanzania.
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16 .In the hopes that any remaining poop may deliver an ancestral-diet scoop.
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17 .Thanks for the minute, for Scientific American's 60-Second Science. I'm Cynthia Graber.
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