Nobody messes with the king. Well, except for the relentless passing of time. Scientists analyzing a large collection of trilobite specimens realized that one species, Redlichia takooensis, seemed to ...

New research helps explain how some ancient species hunted and fed, and highlights the shell-crushing power of one large trilobite. By Cara Giaimo Hundreds of millions of years ago, trilobites filled ...

Cannibalism is common among the millions of modern arthropod species. A praying mantis consumes her mate after copulation, termites suck blood out of wounded peers, and mosquitoes snack on larvae. But ...

A rare 500-million-year-old fossil, first excavated from the banks of Manuels River in eastern Newfoundland decades ago, has made its way back to its original home to be put on public display, a gift ...

A species of ancient trilobites grew big forks on their heads to fight their opponents and impress potential mates, in what scientists say could be the earliest known example of ritualized combat.

Fossils unearthed at a slate quarry in northern Portugal include those of the largest known trilobites, as well as immense assemblages — some a thousand strong — that suggest the creatures exhibited ...

A giant, colorful prehistoric monster flew across the blue sky at the Plum Creek Nature in Beecher Saturday as hundreds of spectators stood in awe. Frank Garcia, of Park Forest, said he had order his ...

June 13 (UPI) --Paleontologists have discovered a giant new trilobite species on South Australia's Kangaroo Island. The discovery promises insights into the success of arthropods during the Cambrian ...

The largest predator in the oceans half a billion years ago was likely snacking on soft prey. New research has ruled out the charismatic ancient marine invertebrate Anomalocaris as the predator of ...

Previous studies place the earliest cannibalism about 450 million years ago in the Late Ordovician period. But a study published last month in the journal Palaeogeography, Palaeoclimatology, ...