Twitter Post Transcription

Deb JJ Lee (they) @jdebbiel · 22h ‮⋯

Learned that sea urchins have a single eye and now I’m physically ill

[Two photos, the first showing a sea urchin and the second more zoomed in on a small orange part in the middle of its body.]

Readers added context
That is a butthole.
inaturalist.org/guide_taxa/292…

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  • emmanuel_car@kbin.social
    6·
    10 months ago

    a member of the class Echinoidea

    Sounds like they tried to link that class’s lineage to an echidna, but gave up.

    • jak@sopuli.xyzEnglish
      3·
      10 months ago

      “echi(n)” means spiny or prickly, so echinacea, echidna, and echinoidea are all prickly