The sea lamprey looks like it’s from another planet, but this ancient creature has a surprising amount in common with humans ...

A new discovery by our team, published in the Swiss Journal of Palaeontology, shows the start of this process dates back more than 380 million years. The first evidence of teeth in any vertebrate ...

Losing your baby teeth is a strange experience. The teeth gradually loosen until they're replaced by thicker, more durable ...

The composition of fish populations in streams and rivers across the U.S. have been severely altered as a result of changing ...

Cold-water streams have experienced disproportionate impacts, experiencing more than a 50% decrease in fish abundance over ...

Piranhas, notorious for sharp teeth and powerful bites, are specialized freshwater predators. Their anatomy and feeding ...

The same regulatory landscape which influences the development of fingers is present in fish, despite their distinct lack of ...

Pterosaurs and Archaeopteryx took to the skies, but there was trouble in this Jurassic paradise: Tropical storms would turn ...

So far, scientists have captured a cacophony of thumps, honks, burps and grunts. And they hope that deciphering these sounds ...

The discovery is exciting because it broadens previous ideas that teeth are mainly used for eating, says researcher Karly ...

The adorable fish has garnered attention, but the study also describes two other fish that were discovered in the deep waters ...

Feeling fear is an evolutionary survival tactic. A small number of people have a rare condition that means they're not scared ...