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.

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.

New research published in the journal Palaeogeography, Palaeoclimatology, Palaeoecology makes a strong case for same-species cannibalism among trilobites. Dubbed “Cambrian carnage” by researchers, the ...

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Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

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 ...

A newly discovered 460-million-year-old trilobite showed signs of being shaped and flattened—the first indication that ancient Romans purposely collected and modified the tiny fossils. A computer ...