One theory that seems to support this argument is that the appearance of feathers on Archaeopteryx is merely a case of evolutionary convergence, and not a shared adaptive trait.
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The argument has been put forth that Archaeopteryx was an evolutionary dead-end.
That perhaps it shares an ancestor with modern birds, but is not itself an ancestor. One theory that seems to support this argument is that the appearance of feathers on Archaeopteryx is merely a case of evolutionary convergence, and not a shared adaptive trait. |
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