Peruvian mummies' hair reveals ancient last meal

Scientists studied diets of 14 mummies found at the Paracas Necropolis They focused on carbon and nitrogen analysis of keratin in hair strands Nitrogen isotope values in seawater tend to be greater than those on land They discovered that culture loved fish and probably didn't travel much Carbon analysis helped reveal the types of plants the people consumed Hair on 2,000-year-old mummies has helped reveal what Paracas people in Peru ate in the weeks before their death.

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