A revolutionary multi-institutional study combining comprehensive fossil records with modern molecular clocks has fundamentally reshaped the timeline of zoology. The new models indicate that primitive multicellular organisms and early animals could have evolved as far back as 800 to 700 million years ago. This shifts the recognized dawn of animal life a staggering 200 million years earlier than previous mainstream scientific consensus, prompting biologists to completely re-evaluate the environmental triggers that sparked complex life.
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