• Gabu@lemmy.ml
    link
    fedilink
    arrow-up
    10
    ·
    edit-2
    11 months ago

    Counter-counterpoint: both species come from the same tree of life, several of their traits taken for granted come from previous species’ adaptation, e.g. bilateral symmetry. When you see, say, a molusk with the same bodyplan as a shark, we can talk about it being a common possibility.