Cambrian explosion - Wikipedia
The Cambrian explosion (also known as Cambrian radiation[1] or Cambrian diversification) is an interval of time beginning approximately 538.8 million years ago in the Cambrian period of the …
Cambrian explosion | Evolution, Paleontology & Geology ...
Cambrian explosion, the unparalleled emergence of organisms between 541 million and approximately 530 million years ago at the beginning of the Cambrian Period. The event was …
What sparked the Cambrian explosion? | Nature
Feb 16, 2016 · Within several million years, this simple ecosystem would disappear, and give way to a world ruled by highly mobile animals that sported modern anatomical features. The …
The Cambrian explosion - Understanding Evolution
Around 530 million years ago, a wide variety of animals burst onto the evolutionary scene in an event known as the Cambrian explosion. In perhaps as few as 10 million years, marine …
Cambrian explosion - Simple English Wikipedia, the free ...
The Cambrian explosion is when many animal phyla first appeared in the fossil record. It happened 541 million years ago (mya). [1] [2] [3] Probably most had evolved before then, but …
What Sparked the Cambrian Explosion? - Scientific American
Feb 16, 2016 · What Sparked the Cambrian Explosion? An evolutionary burst 540 million years ago filled the seas with an astonishing diversity of animals. The trigger behind that revolution is …
The Cambrian explosion’s spark | Stanford Report
New research provides the clearest evidence to date that a rapid burst of evolution 540 million years ago could have been caused by a small increase in oxygen in Earth’s atmosphere and …
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