Fig. 2

a PCA plot of all 126 wolves for LD-pruned data set (18,508 SNPs) with 95% confidence intervals. b PCA plot of 83 unrelated wolves for same LD-pruned data set with 95% confidence intervals. Population abbreviations as follows: AB Alberta, Canada; BC interior British Columbia, Canada; cBC coastal British Columbia, Canada and Alaska, USA; ID Idaho, USA; MT Montana, USA; OR Oregon, USA; WA Washington, USA; YNP Yellowstone National Park, USA