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What are "Lazarus taxa"? What can we learn form them about order in the fossil record? Explore this subject in this short article: https://www.grisda.org/lazarus-species-1

Cambrian Explosion

What is the Cambrian explosion? Why was Darwin puzzled by it? Learn more about this topic in this short article: https://www.grisda.org/cambrian-explosion-and-darwins-doubt-1