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

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 ...

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

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

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

A groundbreaking discovery in Mammoth Cave reveals a new species of ancient shark, offering a glimpse into the diverse marine ...

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

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

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

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

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

With more than 40 different species of fossil sharks and relatives identified from Mammoth Cave specimens in the past 10 ...