with a warming climate and rising sea levels flooding low-lying landmasses to create shallow, marine habitats ideal for spawning new life-forms. Nevertheless, the scale of the Cambrian Explosion ...

The deep sea is a dark place ... "As primitive eyes evolved in the oceans during the Cambrian explosion some 540 million years ago—a time when we now know bioluminescence already existed ...

As underwater chimneys called deep-sea vents release dissolved iron into ... that skeletonized creatures of the Cambrian period, long thought by scientists to be the first multicellular animals ...

And yet they share a common Cambrian chordate ancestor ... Keys Marine Life Although these rangeomorphs dominated the deep-sea ecosystem at Mistaken Point for millions of years and flourished ...

This timing coincides with the Cambrian explosion ... from shallow waters to the light-limited deep sea where bioluminescence is particularly prominent. This study documents the presence 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 ...

As its name implies, this includes all of geological time prior to the Cambrian period ... vents along volcanic ridges in the deep sea -- probably supplied the energy.