Prehistoric worm poop tells tale of ancient ocean

by Tim Edwards - April 14, 2018

One never knows which, if any, action they take will leave its mark on our world for millennia to come. For instance, a simple ocean-floor-dwelling worm engaging in its morning constitution 500 million years ago could have never imagined that action would provide a glimpse back in time to humankind today. But such is the…

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