The Demise of the Artifact Hypothesis
In a recent series of Evolution News articles, Günter Bechly has presented evidence and arguments that refute several alleged fossil animals from the Ediacaran period, which had been proposed as potential precursors of Cambrian animal phyla. The general absence of fossil bilaterian animals from the Ediacaran era is hardly a secret among paleontologists, but certainly an inconvenient truth.
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