Science
A new fossil discovery may add hundreds of millions of years to the evolutionary history of animals – Phys.org
Ever wonder how and when animals swanned onto the evolutionary stage? When, where and why did animals first appear? What were…

Ever wonder how and when animals swanned onto the evolutionary stage? When, where and why did animals first appear? What were they like?
Life has existed for much of Earth’s 4.5-billion-year history, but for most of that time it consisted exclusively of…
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