In Timberborn's Update 6 they introduced the Detailer, a building that lets beavers stamp designs on their tails. And you can make your own custom patterns for it. They have a gallery of custom tail patterns on the wiki, but they don't really fit with the "rustic" textures in the rest of the game imho. So I made one for the progress pride flag. Here it is in action:
You can download the LGBTQIA+ Pride Progress Tail Pattern here:
2025-06-06_timberborn_pride-flag-tail_final.png (1.3 MB PNG Google Drive link)
Lastly, here's a screencap of my current Folktails settlement, Gnawcksville: