Boxplots showing the difference between relative humidity values during the day (white boxes) and at night (grey boxes) in the four seasons. Significant differences are highlighted by asterisks (Signif. codes: *** p<0.001, ** p<0.01).

  Part of: Mammola S, Isaia M (2018) Day–night and seasonal variations of a subterranean invertebrate community in the twilight zone. Subterranean Biology 27: 31-51.