A newly tagged 9-foot great white shark popped up close to a South Florida beach over ... Region: Alaska, New ...

Great white sharks have this combination of teeth. These apex predators eat sea lions, dolphins and even other sharks. Long, sharp teeth are excellent at gripping small or medium-sized fish and squid.

When Danish naturalist Nicholas Steno dissected a great white shark’s head in 1666, he realized that tongue stones were in fact prehistoric shark teeth that belonged to something much bigger.

But was this apex predator simply a beefed-up great white shark, and is it still lurking ... These jaws were lined with 276 teeth, and studies reconstructing the shark's bite force suggest that it may ...

A great white shark suddenly leaping into the air in your ... Scientists believe they use their teeth to gather evidence. They may also take a sample bite to see if it’s something they want ...

Sharks were an important part of their diets, and after a successful hunt, the fishers would butcher bull sharks, great white ... teeth from at least eight different species—and shark teeth ...

Remarkably, fossil shark teeth are also incredibly abundant. Sharks ruled the earth's oceans for 400 million years, and every individual grows and sheds thousands of teeth in their lifetime.

The ratios of strontium isotopes in fossil shark teeth can be used to better understand how coastal environments evolved in ancient times, according to our newly published work. Our study was one ...

They are large-bodied and display a mouthful of sharp teeth that protrude in all directions ... gray with rust-colored spots on top and white underneath. They have a flattened, cone-shaped ...

The shark is believed to be an ancestor of the great white shark. It is now extinct, but its teeth once spanned up to 8.9 cm (3.5 inches) in length, while adults could grow to near seven meters in ...

Our study was one of the first to date Florida coastal deposits using fossil shark teeth and a technique that looks at variations in ocean strontium. Strontium is a chemical element that occurs ...