Fig. 1: Geographic distribution and population structure of Ovis species.

a Geographic map of sample locations and wild sheep species distribution based on the IUCN Red list (https://www.iucnredlist.org). Here we adopted the classification of Nadler et al. 66. b Principal Component Analysis (PCA) of Ovis species. c Admixture plot using Ohana software for K from 4 to 6. d Population tree of each K indicates affinity of each ancestral component. Source data for b, c were presented in Supplementary Data 7.