Still soft after half a billion years? | thebereancall.org

See on Scoop.itTechnology and Internet

Publishing in The Journal of Paleontology, a trio of European researchers described, in detail, delicate fossil casings, manufactured by beard worms long ago. The worms were quickly buried and locked in rock like a natural time capsule. The chitin-containing worm tube fossils look the same as those made by modern worms of the same type, complete with high-tech structural cross-layering…

Dave Cottrell‘s insight:

An interesting dilemma… how can soft tissues be present encased in rock considered to be up to half a billion years old?

See on www.thebereancall.org

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