Learn how whale fossils and embedded shark teeth reveal feeding behavior and scavenging in the Early Pliocene North Sea ecosystem.

For a shark that vanishes almost as quickly as it appears, the great white has left behind a surprisingly messy family ...

From embryo to turtle cracker: a team led by palaeobiologist Julia Türtscher from the University of Vienna studied the multiple changes in tooth shape in the tiger shark. The study, recently published ...

A new study analyzing two fossilized whale skulls from around 5 million years ago has revealed fragments of sharks' teeth lodged inside them. This provides rare evidence of how sharks fed on whales in ...

A collection of vicious weapons made of shark teeth reveals that two species of sharks vanished from the reefs of Kiribati before scientists even noticed the species were there. Until about 130 years ...

(Close-up of a shark with sharp teeth. Credit: GIOVANNI NITTI / Shutterstock.) Shark teeth are a marvel of evolution. They are so sharp that many island cultures once used them as weapons and tools to ...

Add Yahoo as a preferred source to see more of our stories on Google. MAMMOTH CAVE, Ky. (FOX 56) — A new species of ancient shark was recently discovered at Mammoth Cave National Park. Fossilized ...

Sharks are known as iconic marine predators — and their sharp chompers come with the territory. Certain shark species can have hundreds to thousands of teeth at a time that are consistently yanked out ...

Editor’s note: Every year, hundreds of undergraduates at the University of Delaware pursue research under the guidance of a faculty mentor. Such experiences provided by UD — a nationally recognized ...

STANFORD, Calif. (KGO) -- If you ever come face-to-face with the wrong kind of shark, there's something you probably want to avoid. Just a hint: they're long and really sharp. But now, researchers at ...