August 18, 2014 Sophie Weiner

There were some pretty strange creatures hanging out in ancient oceans around the Cambrian explosion, but this worm with legs is the creepiest. Paleontologist Simon Conway Morris, who discovered the unnerving creature’s fossils in the Canadian section of the Rocky Mountains in 1977, was so confounded by its unlikely shape he named the species Hallucigenia. Until now, scientists were […]

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