Ever wonder why sharks have so many differently shaped teeth or why they keep regrowing throughout their lives? Dr. David ...

Researchers in New Zealand found that a small species of shark makes noises with their teeth when touched by humans ...

The US National Park Service announced the identification of a new species of ancient shark, Clavusodens mcginnisi, ...

A rendering of Clavusodens mcginnisi, or “McGinnis’ nail tooth,” an ancient shark that stalked the ocean floor 340 million years ago. Rendering courtesy of the National Park Service A shark ...

This “chipmunk shark” packed quite a punch with its strange set of teeth ... for these types of discoveries, Toomey said. “We’ve ended up finding at least 70 different kinds of shark ...

Teeth from sharks and rays can be used to study their diet, but one of the biggest challenges in shark science is collecting ...

For the first time, sharks have been recorded making sounds, breaking with the fish's long held reputation as a silent hunter ...

Researchers in New Zealand have made what they believe is the first recording of a shark actively making noise.