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Q&A What are the uses of colour in a world where nothing can see?

In a previous question - How might kinetosynthesizing "plants" look? - I introduced a worldbuilding thought experiment of mine centered around a habitable moon, heated by tidal forces, which orbits...

2 answers  ·  posted 6y ago by SealBoi‭  ·  last activity 6y ago by SealBoi‭

Question biology evolution xenobiology