Self Portrait of the Artist as a Serpent, from their Larval Period. A prolific period for them, they mostly worked in various greens during this phase before a lacuna. After this brief dormancy, they truly spread their wings, branching out into bold, splashy colors.
It seems like a pretty good space filling method for a worm. Probably also has something to do with not eating away the leaf your worm body trailing behind you is clutching.
What did you expect, the GilbertHilbert curve? Wait, is this actually a rough Hilbert curve?
Edit: Gilbert? Why autocorrect? Why? I know no Gilberts. This is the first time I've ever intentionally typed Gilbert.