508-Million-Year-Old Bristly Worm Helps Solve an Evolutionary Puzzle

An eyeless, alien-like worm with two tentacles sprouting out of its head and covered in so many bristles it looked like a kitchen brush, would have been quite a sight during its heyday as it scarfed down seafloor mud some 508 million years ago.

from Live Science http://ift.tt/2n03og0
via IFTTT