Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a meter-long bony fish with jaws ...

Add Yahoo as a preferred source to see more of our stories on Google. The researchers identified teeth on the tenaculum of ancient relatives to the modern adult male spotted ratfish. This fossil ...

Scientists found a jaw so bizarre they assumed it was broken - they were very wrong.

Pacu mainly feed on plant material and also like to munch on seeds and nuts, which is why they have teeth that "look similar to human teeth," according to the museum. Staff believe the fish was ...

It's a startling and surreal sight; a fish with a mouth full of human teeth, and it's still unclear exactly what species of fish it is. The South Carolina Department of Natural Resources posted a ...

Texas officials are reminding pet owners about illegally releasing non-native fish into streams, lakes and other bodies of water. The warning comes after an angler caught an invasive fish with ...

A new study reveals your molars may have more in common with prehistoric body armor than you’d expect. The next time you wince from an ice-cold drink or a too-hot slice of pizza, blame your ancestors.