I'm not ready for this wikipedia deep dive...https://twitter.com/MontereyAq/status/960196279161716736 …
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"Feeding trails of Lottia gigantea show the marks left by the radula as the limpet scrapes algae off the rock surface" https://en.wikipedia.org/wiki/Lottia_gigantea#/media/File:Lottia_gigantea_4.jpg …pic.twitter.com/AUTepb1svq