The average whale shark measures about 30 feet long, with a mouth stretching nearly 5-feet across. The largest whale sharks are twice that size, stretching a staggering 60 feet from tip to tail. These ...

A 9-foot juvenile tiger shark that had its stomach cut open and its teeth and jaw apparently removed was photographed on a South Carolina beach this week. The mutilated shark was discovered on the … ...

The shark's craggy teeth didn't sink into any T. rex flesh, Gates noted, but was more suitable for smashing a river's crawdads and snails. Still, its discovery so near a T. Rex has made scientists ...

Standing tall with her eyes cast to the sand, Candra Workman can spot a shark tooth smaller than a dime in under a minute. She draws a circle around it using her index finger. Crouching down ...

That, and the fact that South Carolina sharks are probably the Tooth Fairy's worst nightmare. Marine biologists estimate the average modern-day shark loses about 10,000 teeth in its lifetime.

Several giant teeth from an extinct prehistoric megalodon shark have been found in Chile's Atacama Desert, and a top expert has said that despite treasure hunters pillaging the area, the South ...

So, you know, go ahead and bite a shark in the mouth. I will wait here for you. Anyway, but even though they’re not harder, shark teeth are more durable because they have their own cavity ...

The freshwater shark had odd triangle-shaped teeth and, due to its resemblance to the spaceships in the 1980s video game "Galaga," it's been dubbed Galagadon nordquistae.

Both teeth have to be at least 10,000 years old for fossilization and could be much older, since the species known today as the white shark "first appears in the fossil record during the mid to ...