A study of fossilized feces, known as coprolites, from 540 million years ago found fecal matter likely played a significant ...

Known as the Cambrian Explosion, this flurry of rapid evolution produced most of the animal phyla and ecosystems we see around us today. And it may have taken off because some of those early animals ...

The Cambrian Explosion in which life on Earth underwent massive diversification was likely triggered by eccentricities in Earth’s orbit around our Sun. Or so say the authors of a new paper just ...

Palaeontologists are helping resolve the evolution and ecology of Odaraia, a taco-shaped marine animal that lived during the Cambrian period. Fossils reveal Odaraia had mandibles. Palaeontologists are ...

(Kimmig & Bicknell, Trends Ecol. Evol., 2026) We may owe our very existence to an ancient poop explosion. If the earliest ...

A research team at Yunnan University has resolved a longstanding mystery regarding Earth’s earliest vertebrates, revealing that primitive fish from the Cambrian Period likely possessed four ...

Around 540 million years ago, the biological landscape of Earth went through a huge transformation called the Cambrian ...

More than 500 million years ago, during what is known as the Cambrian period, the seas and oceans on Earth were filled with a myriad of marine animals, many of which have now become extinct. This ...