Add Yahoo as a preferred source to see more of our stories on Google. Animals have body parts that range from enormous organs to microscopic structures, showing how evolution shapes anatomy for ...

The animal kingdom is no stranger to astonishing abilities, including the remarkable power to regenerate lost or damaged body parts. Among these traits, the ability to regrow teeth stands out as both ...

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 ...

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 ...

Prehistoric people used a culinary method, similar to slow cooking today, to carefully extract animal teeth to use in decorative crafts, such as pendant-making, archaeologists have shown. It has long ...

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 ...

Losing your baby teeth is a strange experience. The teeth gradually loosen until they’re replaced by thicker, more durable and permanent ones. But humans aren’t the only animals capable of shedding ...

Shark teeth are everywhere once people start noticing them. They turn up in fossil shops, washed along beaches, buried inside ancient rock layers, and occasionally lodged in fishing nets. Yet the ...