1staidgirl
            
            @1staidgirl.bsky.social
          
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      This was just posted by a CBS News producer on their Instagram stories.
    
        
      Should be working on other things but just had to share this wild study. Biologists studying flatworms observed that they could reverse body axis polarity during regeneration - i.e. which end of the worm became the head and which became the butt wasn't necessarily set in stone. WHAT.
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Spontaneous ectopic head formation enables reversal of the body axis polarity in microscopic flatworms | Proceedings of the Royal Society B: Biological Sciences
          In most of the animals, the antero-posterior axis is specified during early embryogenesis.
However, in the organisms that undergo somatic asexual reproduction, constant re-establishment
of the body ax...
        
          
          royalsocietypublishing.org
        
      
   
        