Figure 1

Map showing the geographical distribution of domesticated yaks sampled in five major regions (solid circles, the dotted lines indicate that the yaks concerned were transferred from the areas marked by the small circles to the sampling points marked by the large ones), the current range of the wild yaks (continuous line) and the site (unfilled circle) where skins of eight wild individuals were collected in the Qinghai-Tibetan Plateau (shaded area).