Fig. 1: Map showing the collection locations of samples used in this study.

The range extends across Eurasia (a) and the Japanese Archipelago (b). The colours of circles indicate subspecies based on the mitochondrial genotyping performed in this study: Mus musculus musculus (MUS, blue), M. m. castaneus (CAS, yellow), M. m. domesticus (DOM, red) and a geographically confined group of Nepalese mice (NEP, grey).