In the depths of the world's longest cave, researchers have uncovered the fossilized remains of a 340-million-year-old shark.

An ongoing Paleontological Resource Inventory discovered the new species, called Clavusodens mcginnisi, while collecting ...

A shortfin mako shark head from our spirit collection. This species of shark has needle-like teeth. Long, sharp teeth are excellent at gripping small or medium-sized fish and squid. The bull shark has ...

A small but fascinating collection of Megalodon teeth exhibit deep bite marks from other Megalodons, raising questions about ...

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 announced Monday. The identification was made ...

Researchers nicknamed it the “chipmunk shark,” for its “chisel-like front teeth and crushing back teeth,” along with its small size, according to the news release. The teeth were collected ...

The small shark named Clavusodens mcginnisi ... The new species was identified by researches through fossil teeth collected from deep inside the Ste. Genevieve Formation within Mammoth Cave.