CONFLICT OF INTEREST The authors declare no conflict of interest. Supporting Information Filename Description inz212787-sup-0001-TableS1-S5.pdf697.9 KB Table S1 The intensity of white, green, and red streetlight within 20 km of the bridge. Table S2 The alternative linear mixed models (LMM). Table S3 The first five alternative path models. Table S4 Post hoc pairwise comparisons of different treatments based on the best-fitting linear mixed models.