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Precambrian Creatures: The First Animals
9:33
YouTubeThe Budget Museum
Precambrian Creatures: The First Animals
The very, VERY first animals aren’t really talked about much, and that’s a shame. What existed before the Cambrian explosion? What could these first Precambrian ...
已浏览 212.4万 次2021年4月27日
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The Cambrian Explosion: A Challenge to Darwin’s Theory
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The Cambrian Explosion: A Challenge to Darwin’s Theory
YouTubeStephen Meyer
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Why Phosphorus Started The Cambrian Explosion—And Oxygen Didn't
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Why Phosphorus Started The Cambrian Explosion—And Oxygen Didn't
YouTubeHow Everything Evolved
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Life’s First Great Experiment: The Cambrian Explosion
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Life’s First Great Experiment: The Cambrian Explosion
YouTubeThe Snoozy Scientist
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First Animals - Cambrian ocean scene
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已浏览 40.1万 次2019年7月24日
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