3 min read The Cambrian period, part of the Paleozoic era ... marine habitats ideal for spawning new life-forms. Nevertheless, the scale of the Cambrian Explosion is likely exaggerated due ...

Although these new life-forms spread worldwide ... Arthropods were the most diverse animal group in the Cambrian period and the Ordovician period that followed. The 452-million-year-old limestone ...

Life was flourishing long before the Cambrian "explosion ... kit enabled an unprecedented period of evolutionary experimentation -- and competition. Many forms seen in the fossil record of ...

provides a unique perspective on the evolution of the earliest complex life forms. The fossil, named Youti yuanshi, dates back over 520 million years, during the Cambrian period, a crucial era for ...

This daily feast-and-famine cycle in oxygen availability created an intense physiological challenge for early animals, ...

This could have occurred well before the Cambrian Explosion when most animal life began to form. Not everyone is in agreement with the findings of the study, though. "I'm not against the idea that ...

A major fossil site bearing witness to the Cambrian explosion and providing evolutionary evidence for early life-forms, it was deemed one of the most surprising scientific discoveries of the 20th ...

the world exploded with complex life. Prior to what is known as the Cambrian era, the planet was populated primarily with simple, microscopic organisms. But during the Cambrian period, creatures ...

Life was flourishing long before the Cambrian "explosion ... kit enabled an unprecedented period of evolutionary experimentation -- and competition. Many forms seen in the fossil record of ...

Visitors at the Miraculous Life in the Ancient Oceans: Exhibition of Premium Fossils from the Cambrian Chengjiang Biota, held at the Natural History Museum of China in Beijing. WANG QIAN/CHINA ...