A newly described species from the Burgess Shale had three eyes, clawed limbs, and a tail full of gills—plus internal organs ...

Cambrian Period creatures known as sea moths seemed alien because of their additional eye, but a study finds anatomical ...

Paleontologists at the Manitoba Museum and Royal Ontario Museum (ROM) have discovered a remarkable new 506-million-year-old ...

It turns out that preservation of these structures is widespread, confirming the ancient origin of this type of circulatory ...

But Mosura was different. Instead of the familiar streamlined body with flaps and claws, this little predator had something ...

Helmetia expansa was found to have walking legs and molting behavior, changing assumptions about its mobility and growth. For ...

Palaeontologists at the Manitoba Museum and Royal Ontario Museum (ROM) have discovered a remarkable new 506-million-year-old predator from the Burgess ...

The rich fossil repository known as the Burgess Shale was first discovered a century ago. Siobhan Roberts The fossil-hunting expedition began with a lung-busting hike, accompanied by an incessant ...

The discovery of the Burgess Shale fossils, high on a mountainside in the Canadian Rockies, is shrouded in legend. It was late August 1909, and an expedition led by the Smithsonian’s longtime ...

In the famous Burgess Shale in Canada, for example, scientists have found dozens of bizarre, previously unknown animals. Interpretation of fossils poses another set of challenges, and their age ...

Unlike ordinary fossils that capture only the hard shells or bones, the Burgess Shale holds the delicate impressions of soft tissues, tentacles, eyes, and even guts. Walking these fossil beds is ...