In the real old wood, the interior libes of bygone bug trails become exposed as the sawdust and poo trails they leave get subjected to seasonal wetting and dryibg phases, causing the more firmly packed sawdust powder trails to “cement” because of their ultra-fine cut.
Anyone know any druidic academics that could interpret this as a rune? It doesn’t look like a double-helix from here, but I have very little experience in semiotics so I have no idea.