One of the most important, most mystifying moments in the history of the planet was the emergence of the first fish out of water and the evolution of those fish into the earliest land-living tetrapods approximately 250 million years ago.
One of the most important, most mystifying moments in the history of the planet was the emergence of the first fish out of water and the evolution of those fish into the earliest land-living tetrapods approximately 250 million years ago.
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