When you think about sharks, the first thing that might come to mind are huge jaws filled with rows of deadly-looking teeth. But shark teeth come in many shapes and sizes. They can tell us how these ...

we selected shark tooth specimens from two significant Neogene-period fossil sites in Florida. The Neogene, from 2.6 to 23.5 million years ago, was a time of immense change in biodiversity because of ...

Remarkably, fossil shark teeth are also incredibly abundant ... present in powdered samples collected by shaving a thin layer from the surfaces of the teeth. The age of the teeth helped to ...

Sharks are known for their pearly whites, but did you know that a shark can shed more than 30,000 teeth over its lifespan? Unlike humans, who have a single set of 32 permanent teeth, when a shark ...

exposing new layers of sand, full of fossilized treasures. The best time to find shells and shark teeth is after a storm. And the best places to hunt for them in the Palm Beaches are right under ...