Shark teeth found in 5-million-year-old whale skulls provide direct evidence of ancient feeding behavior and predator-prey ...

Photographs (left) showing the extinct right whale partial skull with shark bite marks highlighted in red. The more complete ...

Shark teeth have long fascinated humans. From your average beach-comber stumbling across one embedded in the sand, to a paleontologist trying to determine their ...

Add Yahoo as a preferred source to see more of our stories on Google. A paleontologist holds a megalodon fossil tooth. Kristen Grace/FLMNH, CC BY-SA The ratios of strontium isotopes in fossil shark ...

Fossilized whale skulls from Belgium reveal embedded shark teeth. These fossils are direct evidence of ancient interactions. Researchers found signs of sharks biting whales in the Early Pliocene North ...

Add Yahoo as a preferred source to see more of our stories on Google. A student creates their model using Google Teachable Machine. Christine Wusylko, CC BY-ND Most kids have a natural curiosity about ...

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 of ...

Shark teeth are often considered the most common vertebrate fossils in the world, and for good reason. Each individual shark has rows upon rows of chompers that fall out and get replaced in conveyor ...

Six fossilized great white shark teeth have been found on Narragansett Town Beach in Rhode Island within a year. The Atlantic Shark Institute is encouraging the public to report any further ...

Otodus megalodon was the largest predatory fish in Earth's history. Measuring up to 24 meters, it was longer than a truck with a trailer and weighed almost twice as much. Embedded in its jaws were ...