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Q&A What minerals that are more durable than calcium would be suitable for bones?

Edit: I am asking in the context of alien life, should have specifyed that to begin with. I have many ideas for fantasy/sci fi races, and one that I kept coming back to is a species with bones th...

5 answers  ·  posted 5y ago by Snydwell‭  ·  last activity 5y ago by Snydwell‭

Question biology aliens bones bio-mechanics xenobiology