Figure S8
a ) Correlation of genome-wide genetic diversity (θπ ) of eastern and western monarchs (Pearson’sr -value = 0.98, P-value < 0.001). b ) Linear relationship between average genetic diversity (θπ ) of eastern and western monarchs and the absolute divergence (DXY ; Pearson’s r-value = 1.0 , P-value < 0.001) .