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Q&A Rigorous Science Meta
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Q&A Symbiotic barnacles for underwater respiration

My world has two races of mammalian mermen, one of which are somewhat monstrous and I'll call them "Abyssals" in this thread. I really want the Abyssals to 'breathe' underwater, as well as being ab...

2 answers  ·  posted 5y ago by Maddock Emerson‭  ·  last activity 5y ago by Maddock Emerson‭

Question reality-check symbiosis