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

In a remarkable discovery, researchers have identified an unknown species of shark that is labelled as extinct.The species ...

Scientists have uncovered a previously unknown species of extinct shark deep within the labyrinth of Mammoth Cave in Kentucky ...

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

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, ...

Expressing his astonishment at the diverse array of sharks encountered during the exploratory ventures within Mammoth Cave, ...

Researchers have uncovered the ancient fossil remains of a small prehistoric shark deep inside Mammoth Cave in Kentucky, USA, the world’s longest known cave system. The species, identified as ...

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

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

The new species is just one in a whole treasure trove of ancient sharks that have been uncovered within the world’s longest ...