Data archiving statement
WorldClim database is available at <http://www.worldclim.org/>. The Global Habitat Heterogeneity’s raster layers are available at <https://www.earth env.org>. The mtDNA genomes data are available at <https://www.ncbi.nlm.nih.gov/>. All of the analysed datasets and R-scripts generated in our study are available from the first author upon request.