In 1986, the most complete mastodon skeleton in the world was found in\xa0Ohio's Licking County. Researchers found more surprises than they expected: Butcher marks that hinted at how ice age hunters survived, and 13,000-year-old gut bacteria that was still alive and for a time hailed as the longest-living organism on the planet.www.ohiomysteries.comfeedback@ohiomysteries.comwww.patreon.com/ohiomysterieswww.twitter.com/mysteriesohiowww.facebook.com/ohiomysteriesAudionautix- The Great UnknownThe Great Phospher- Daniel Birch\nLearn more about your ad choices. Visit megaphone.fm/adchoices