You can't vaccinate an octopus


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  1. Ethel

    Whoa, I just had my mind blown. Never ever thought about the immune system being a relatively new thing in evolution or confined to chordata... Wow. So, if Preston Sturges is correct, that would imply that r reproducers who happen to have a spinal chord could have a limited immune system that little energy was devoted to. In particular the rats and mice that have great surges of populations every few cycles... Huh. My computer won't let me open the links which means I am sad but it is an investment issue, evolutionary issue, or energetic issue?

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