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+--- Thread: [ScienceD] 500-million-year old worm 'superhighway' discovered in Canada (/Thread-ScienceD-500-million-year-old-worm-superhighway-discovered-in-Canada)
[ScienceD] 500-million-year old worm 'superhighway' discovered in Canada - Science Daily - 2019-03-01
500-million-year old worm 'superhighway' discovered in Canada
Prehistoric worms populated the sea bed 500 million years ago -- evidence that life was active in an environment thought uninhabitable until now, research shows.
https://www.sciencedaily.com/releases/2019/02/190228113640.htm