Writes YouTuber siwu san: "i was doing stat homework in the library, then this was what i saw."

Explains Gracie Malley at UK Berkeley's student-run Daily Californian: "The naked run, started by Lothlorien co-op, is a semesterly tradition which occurs during dead week in which students gather in the stairwell of [ the Moffitt Library] and run naked through the Main Stacks."

Adds YouTuber telegraphinho: "Small dicks and unshaved pussies. Some nice tits though."

[Reddit, video via YouTube]