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

“ Macadens olsoni is notable for its unique tooth whorl, a curved row of teeth designed for crushing small sea creatures.

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

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

Many visitors expect to see stalactites and stalagmites galore in Mammoth Cave but are surprised when they don't see many of ...

A 340-million-year-old shark species has been identified through a fossilized tooth found in Mammoth Cave National Park, ...

The fossilized tooth of a newly discovered ancient shark species – dating back about 340 million years – has been unearthed ...

Mammoth Onyx Cave. County: Hart. Address: 3700 L&N Turnpike Road, Horse Cave, Ky. This cave is part of Kentucky Down Under Adventure Zoo, located in Horse Cave.The cave was discovered in 1799 but ...

Mammoth Cave National Park, a UNESCO World Heritage site in central Kentucky, is home to 412 miles of subterranean passageways that comprise the world’s longest cave system.

Mammoth Cave National Park, located in South Central Kentucky, announced on its Facebook page that it has had an additional eight miles of passages added to the Mammoth Cave system, bringing the ...

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

The species, Macadens olsoni, was found in the Ste. Genevieve Formation, rock layers dating back roughly 335 to 340 million ...