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This begs the question how do fish get water in seawater environments.

• jacobolus 7y ago
  Another 1 minute web search turns up https://en.wikipedia.org/wiki/Salt_gland https://en.wikipedia.org/wiki/Salt_gland https://en.wikipedia.org/wiki/Osmoregulation https://en.wikipedia.org/wiki/Osmoregulation https://en.wikipedia.org/wiki/Euryhaline https://en.wikipedia.org/wiki/Euryhaline
  • dv_dt 7y ago
    By inference something along those lines had to exist somewhere along the ocean food chain...