Scientists have published what is likely the first-ever scientifically recorded birthing migration for the critically ...

The shallow-water shark is smaller than other shark species and has protrusions on its back that resemble horns to help ...

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

The roughly half-inch tooth from the uncovered species, named the Macadens olsoni, was found in the depths of Ste. Genevieve Formation at Mammoth Cave National Park in Kentucky.

Albino sharks among fascinating species in 'horribly underexplored' deep sea "It's suspected that they use bioluminescence to communicate with each other." ...

A tiny shark species dating back hundreds of millions of years has been identified at Mammoth Cave National Park in Kentucky, the National Park Service said.

This brand new to science shark species, the McGinnis’ nail tooth, was found in a rock layer in Mammoth Cave National Park in Kentucky.