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A fossil site in southwest China reveals that complex animals evolved before the Cambrian period even started — pushing the timeline back by millions of years
For more than a century, the Cambrian explosion has served as biology’s big bang: the moment, roughly 538.8 million years ago ...
New research proposes the Brain-First Hypothesis: the evolution of the brain drove animal diversification during the Cambrian ...
The details of how animal life began are a bit murky. Most of the groups familiar today are present in the Cambrian, a period ...
Imagine being transported 500 million years into Earth’s past, landing in a world that feels both alien and dangerously unfamiliar. You have just arrived in the Cambrian Period, a time when life on ...
PASADENA, Calif.–Geologists have uncovered evidence in the oil fields of Oman that explains how Earth could suddenly have changed 540 million years ago to favor the evolution of the single-celled life ...
Geoscientists employed current-day stratigraphic, depositional and paleontological models, along with modern technological muscle to provide updated insights of the Cambrian period of the Grand Canyon ...
A three-eyed animal with wing-like fins once swam through shallow seas, using heightened visual perception to hunt smaller sea animals. S. hirpex was roughly the size of a human hand and had two ...
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