A mysterious, prehistoric marine creature has spilled its guts. For the first time, scientists have unearthed a fossilized trilobite whose final meals were preserved within its digestive system.

Trilobites first appear early in the Cambrian and are one of the earliest examples of arthropods, the group that includes all insects. They flourished for over 100 million years, leaving fossils that ...

The extinct arthropods date back at least 490 million years. By Laura Baisas Published Nov 24, 2023 9:00 AM EST Get the Popular Science daily newsletter💡 ...

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Paleontologists studying rocks from Morocco have unearthed the most exquisitely preserved trilobite fossils yet discovered. The new lifelike fossils update our understanding of the evolution and ...

The Burgess Shale in British Columbia is renowned for its exceptional preservation of soft tissues in fossils, including limbs and guts. While trilobites are abundant in the fossil record thanks to ...

The trilobite Redlichia rex likely chomped on its own kind. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It's a dog-eat-dog world out there.