Day 132 of 365

May 12

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Biology

The Cambrian Explosion

About 540 million years ago, the Cambrian Explosion saw an unprecedented diversification of life. In just 20 million years, most major animal phyla appeared. This evolutionary 'big bang' produced bizarre creatures like Anomalocaris and established the basic body plans for nearly all animals alive today.

💡 Did you know?

Eyes may have evolved up to 40 separate times during the Cambrian Explosion!

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