Figure 4. Relative frequency of troglobionts and stygobionts depending on the environmental characteristics of the surface. A. Temperature; B. Altitude; C. Precipitation; D. Vegetation: coniferous forest = 1, broad leaves forest = 2, mixed forest = 3, grassland = 4, woodland-shrubs = 5, bare rocks = 6, pastures = 7, agriculture land = 8, urban + mineral extraction = 9. Note that Movile Cave is not introduced in the analysis. Climatic data from