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

A shark no larger than a human hand that stalked the ancient sea floor 340 million years ago has been dubbed the “chipmunk ...

The giant extinct shark species known as the megalodon has captured the interest of scientists and the general public alike, ...

New research reignites debate over the size of this extinct giant, also suggesting it looked unlike a great white ...

there’s something about Megalodon that grips the imagination like no other. Fossilized shark teeth are some of the most abundant remnants of prehistoric oceans, providing scientists with crucial ...

Megalodon have always been compared to the modern great white shark. Scientists have found a reason why it shouldn't be.

Despite this, no whole megalodon (Otodus megalodon ... giving it a total length of 54 feet (16.4 meters). Megalodon shark jaws and teeth at the American Museum of Natural History in New York.

Rendering courtesy of the National Park Service A shark no larger than a human hand that ... gets its name from the shape of its back teeth, which resemble old iron nails, and retired National ...

There are no true bones that make the skeleton ... they belong to the same species. Megalodon’s teeth resemble those of a modern great white shark, so some scientists previously concluded ...

“Finding that preservation chemicals had no impact on isotope values opens ... to the field of stable isotope analysis in shark and ray teeth, offering practical recommendations and expanding ...