Because this shark was a freshwater shark, the Xenacanthus possibly thrived in waters such as swamps, allowing its eel-like body to beneficially help it navigate around. A larger, modern-looking ...

Despite these challenges, each discovery adds a new chapter to the story of life on Earth. Xenacanthus from the Triassic era. Image by warpaintcobra via Depositphotos The recent discoveries of these ...

Sharks have always been just as fascinating to us as they are frightening, as the long line of shark movies and documentaries going all the way back to Jaws (1975) is proof of. So with the latest ...

A migratory seabird found in coastal regions, known for its graceful flight and striking appearance. An extinct genus of prehistoric sharks that lived during the Devonian period, known for its unique ...