These days, all fish have teeth. The shapes of their teeth vary according to diet, ranging from the little pegs of goldfish ...

(CNN) — 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 ...

Yara Haridy, an evolutionary biologist at the University of Chicago, likes to stun people by telling them that our skeletons evolved from a jawless fish. "Much of what we have today has been around ...

A new study reveals that the sensitivity of teeth, which makes them zing in a dentist's chair or ache after biting into something cold, can be traced back to the exoskeletons of ancient, armored fish.

About 360 million years ago, a huge armored fish patrolled a shallow sea that once covered what is now Cleveland. This animal, known as Dunkleosteus terrelli, has long held a place among the most ...

Thorny catfish are unusual freshwater species known for their armored bodies and defensive spines. When I encountered one during a fishing trip, I decided to bring it home and introduce it to my ...

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 ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. Yara Haridy, an evolutionary ...