A new study reveals the ‘faecal revolution’ that kicked off the existence of most major animal groups.

For decades, scientists have sought to explain the so-called "Cambrian Explosion," a pivotal period over 500 million years ago when a remarkable diversity of animal life appeared in the fossil record.

New research suggests ancient feces helped fuel marine life during the Cambrian Explosion.

A newly discovered trove of fossils in southwestern China is shifting the timeline of when complex animals evolved. The diversity and complexity of animal life is thought to have increased rapidly ...

Animal life is extraordinarily diverse and complex, having colonised almost all environments on Earth – from hostile hydrothermal vents in the deep sea to the skies across our continents. But all this ...

For decades, scientists have wondered what triggered the sudden "explosion" of complex animal life on Earth. This new hypothesis suggests that the answer isn't found in shells or legs, but in the ...

Learn how a fossil from Utah’s Wheeler Formation reveals where early spider relatives lived, how quickly complex animal body plans emerged after the Cambrian Explosion, and why those traits took ...

Bryozoans are tiny, filter-feeding colonial invertebrates that thrive in the world's oceans today, yet for decades their origins presented a puzzling gap in the fossil record. While nearly every other ...

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