The animal kingdom stretches anatomy far beyond human expectations. Some creatures carry organs that rival furniture in size, ...

Teeth first evolved as sensory organs, not for chewing, according to a new analysis of animal fossils. The first tooth-like structures seem to have been sensitive nodules on the skin of early fish ...

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

In archaeological sites across southern France and Spain, researchers have analyzed thousands of animal teeth dating back 8,000 years. These remains, especially molars from sheep and goats, show the ...

You probably don’t think much about teeth until a dentist brings them up. But across the animal kingdom, tooth counts can get ...

(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 ...

When you consider animals that have a lot of teeth, sharks are likely to be the first ones that come to mind, since they can grow and shed thousands of teeth in their lifetime. However, as shocking as ...

An artist’s view of what the area of the Zvejnieki cemetery (northern Latvia) might have looked like when animal parts were processed in the cooking pits. The research centers on the Zvejnieki ...