Deep in the ocean, you can find a strange fish with teeth not just in its mouth, but also on its head. The spotted ratfish, a relative of sharks, measures about two feet long and is found in the ...

The next time you wince from an ice-cold drink or a too-hot slice of pizza, blame your ancestors. Specifically, the armor-plated fish that swam Earth’s oceans over 460 million years ago. A new study ...

Our sensitive teeth originally evolved from the "body armor" of extinct fish that lived 465 million years ago, scientists say. In a new study, the researchers showed how sensory tissue discovered on ...

Drum fish are given their unique name not because they have drums in their bodies but because they let out croaker sounds produced by their swim bladders. There are around 275 species of drum fish, ...

The sensitive interior of human teeth might have originated from a seemingly unlikely place: sensory tissue in fish that were swimming in Earth’s oceans 465 million years ago. While our teeth are ...

To say spotted ratfish are unusual is an understatement. Related to sharks, they abound in the inky dark depths of the Puget Sound. Armed with a venomous fin, they swim gracefully along the sea floor ...

The sound of a dentist's drill - did it make your teeth quiver? Well, it turns out the sensitivity of our teeth which causes them to ache can be traced back to the exoskeletons of ancient armored fish ...

NEW YORK — A big catch of fish fossils in southern China includes the oldest teeth ever found — and may help scientists learn how our aquatic ancestors got their bite. The finds offer new clues about ...

CT scan of the front of a skate, showing the hard, tooth-like denticles on its skin (shown in orange). Credit: Yara Haridy CT scan of the front of a skate, showing the hard, tooth-like denticles on ...