Researchers studying the 160-million-year-old fossils of a marine arthropod called Dollocaris ingens reveal how surprisingly sophisticated their huge eyes were. These little visual predators had more ...

"In one specimen, we could even peer into the compound eyes and look down some of its facets to see fossilized 'cone cells' that supported the photoreceptors." Two 'great appendage' arthropods and ...

The Burgess Shale is located in British Columbia and is a site of marine fossils that are 506 million years old. It is celebrated for its “weird wonders,” containing a treasure trove of astonishingly ...

Rare fossils preserving the brains of creatures living more than half a billion years ago shed new light on the evolution of arthropods such as insects and crustaceans. Exquisitely preserved fossils ...