Mammoth cave mystery: Two new sea monsters resurface after 325 million years in the world’s largest cave

Scientists uncovered two new prehistoric shark species, Troglocladodus trimblei and Glikmanius careforum, in Kentucky's Mammoth Cave. Preserved for 325 million years, these fossils offer a rare glimpse into Carboniferous marine life and early shark evolution. The cave's unique conditions acted as a natural time capsule, safeguarding these crucial insights into Earth's ancient past.