These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had ...

In the murky depths of prehistoric seas, a colossal predator known as Dunkleosteus once thrived. This ancient fish, measuring ...

This 375-million-year-old fish, the closest known relative of the ancestors of limbed animals such as humans, likely evolved ...

Around 1000 markings on a slab of rock that was once a seafloor during the Cretaceous period may have been made by sea turtle ...

This important study advances our understanding of vertebrate forelimb development, specifically the contribution of Hox genes to zebrafish pectoral fin formation. The authors have employed a robust ...

Imagine a sea monster with bone blades for teeth, lurking in ancient waters 360 million years ago.

For decades scientists thought the Dunkleosteus terrelli utilized suction feeding. Now, we know the ancient predator used ...

Regurgitalites — fossilized vomit — are extraordinarily rare. They require an improbable sequence of events. The expulsion ...

The iconic, armored, 14-foot-long Dunkleosteus was something of an "evolutionary oddball,” a new study has revealed.

In fact, Dunkleosteus was unlike most fish alive in its time, too. That’s according to a new study that’s the first in nearly ...

About 360 million years ago, the shallow sea above present-day Cleveland was home to a fearsome apex predator: Dunkleosteus terrelli. This 14-foot armored fish ruled the Late Devonian seas with ...