A newly identified ancient shark species, Macadens olsoni, has been at Mammoth Cave National Park. The National Park Service ...

Rare fossils from Kentucky’s Mammoth Cave have unveiled three never-before-seen prehistoric sharks, revealing a lost tropical ...

The Macadens olsoni fossils were found in the Ste. Genevieve Formation, which dates back approximately 340 to 335 million ...

The National Park Service has announced another ancient shark discovery at Mammoth Cave in Kentucky. The latest find, named ...

The ancient shark species, known as Macadens olsoni, “is notable for its unique tooth whorl, a curved row of teeth designed ...

National Park Service researchers have identified a previously unknown shark species in the limestone walls of Mammoth Cave, ...

We visited four of the country’s “crown jewels” and found deep concern for the park system’s future among Americans of all ...

A newly identified species of ancient shark has been discovered at Mammoth Cave National Park, marking another significant ...

A new species of ancient shark has been discovered at Mammoth Cave National Park in Kentucky, officials said. Named Macadens ...

Researchers have found an ancient shark fossil in Kentucky’s Mammoth Cave, offering new insight into prehistoric marine ecosystems.

A new species of ancient shark, named Macadens olsoni, has been discovered at Mammoth Cave National Park through fossil ...

MAMMOTH CAVE, Ky. — A new-to-science species of ancient shark was recently discovered in Mammoth Cave National Park in ...