Is the appendix a vestigial organ?
whyevolutionistrue.wordpress.com/2016/05/15/i...
whyevolutionistrue.wordpress.comPosted May 15, 2016, 9:06 PM UTC
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whyevolutionistrue.wordpress.comwhyevolutionistrue.wordpress.comPosted May 15, 2016, 9:06 PM UTC