Helicoprion, a shark-like fish alive during the Permian (290 million years ago), had a rather unique dental structure. With a face that baffled paleontologists for years, this creature had a lower ...

From fearsome land mammals to deadly sea creatures, we rank the most terrifying animals that once roamed Earth.

Some strange creatures like Sea Scorpions and Plesiosaurs inhibited our oceans for over half a billion years. Let’s take a ...

Weirdest of all was probably Helicoprion (bottom), which had a lower jaw shaped like a buzz saw and no teeth at all in its upper jaw. Scientists believed that it used these bizarre mouthparts to ...

Webfishing might just be the chill game youve been searching for. Forgetting your worries, fishing to your hearts content, ...

John Long is a palaeontologist who has studied in depth the 450-million-year history of sharks. When Professor Long joined ABC Conversations he schooled Richard Fidler on some impressive facts about ...