Massive animal species discovered in half-billion-year-old Burgess Shale

Re:Massive animal species discovered in half-billion-year-ol... by loonster on Thursday September 09, 2021 @10:35AM (#28470143)

I agree that cooking is a form of digestion, but that is not what I was thinking when I made my comment. We are walking tubes. The cavity inside of the tube is still external to the tube itself.

This is a video that partially explains the concept.