Mammoth cave thriller: Two new sea monsters resurface after 325 million years in the world’s largest cave |
Source: National Park Service Deep beneath the rolling hills of Kentucky, in the intensive labyrinth of Mammoth Cave National Park, scientists have made a rare discovery. Fossilised stays of two beforehand unknown prehistoric shark species, Troglocladodus trimblei and Glikmanius careforum, had been uncovered, preserved in limestone for over 325 million years. These historical predators present […]



