With razor sharp teeth, armor like scales, and a body that can grow longer than a person is tall, the alligator gar looks ...

Researchers have long known that the animals were introduced into the region's high-altitude bodies of water, but they ...

Add Yahoo as a preferred source to see more of our stories on Google. A CT scan of the tooth-like odontode structure from Astrapsis, an ancient jawless vertebrate fish shows that its tubules (shown in ...

Add Yahoo as a preferred source to see more of our stories on Google. Long before whales dominated the oceans, Earth's seas were home to a fish so massive it continues to challenge our understanding ...

For decades, the coelacanth existed in scientific literature as a creature of the distant past. Fossils showed that members ...

It wasn’t an ancient boomerang. It was, in fact, a fish — albeit unlike any known today. Beyond that, nobody’s quite sure what to make of Pegasus volans. The fish’s ribbonlike body, known from two ...

Anyone who has ever squirmed through a dental cleaning can tell you how sensitive teeth can be. This sensitivity gives important feedback about temperature, pressure—and yes, pain—as we bite and chew ...

The outer ear is unique to mammals, but its evolutionary origin has remained a mystery. According to a study published in Nature from the USC Stem Cell lab of Gage Crump, this intricate coil of ...

On the eve of the rise of the Maya civilization, people living in what’s now Belize turned a whole wetland into a giant network of fish traps big enough to feed thousands of people. We already know ...

Ancient Romans had a big appetite for a certain kind of fish sauce – and a new study is revealing exactly what went into it. Researcher Gonçalo Themudo published his findings in the journal Antiquity ...