Scientists Found Ancient “Fingerprints” on Underwater Cave Bones That Reveal a Mystery Buried Beneath the Water

Hidden beneath the waters of Australia, ancient cave bones are carrying clues about a mystery that scientists have only now begun to decode. The research team studied bones from Green Waterhole and Gouldens Sinkhole, two underwater cave systems near Mount Gambier, South Australia. Bones Reveal Their Hidden Underwater PastResearchers reported their findings in PLOS One, showing that underwater caves can preserve animal remains extremely well. Credit: PLOS OneThe team also compared underwater cave bones with remains from dry caves. Dry cave bones showed signs of land-based activity, including damage from bacteria and grooves created by plant roots.