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

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

New species of shark discovered at Kentucky's Mammoth Cave National Park ...

Researchers named the latest ancient shark discovery Macadens olsoni, as a tribute to both the Mammoth Cave and Rickard Olson ...

It's Shark Week, and Mammoth Cave took the unofficial holiday to announce the discovery of a ancient shark species.

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

A new species of shark was discovered in Kentucky's Mammoth Cave National Park.The ancient shark is called a "Macadens Olsoni."Experts say it had a distinct curved row of teeth, used to crush small ...

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

Scientists have identified a new 335-million-year-old shark species, Macadens olsoni, under Mammoth Cave National Park—one of ...

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

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