S2 Fig -

First (A), second (B), and third (C) principal components (eigenvalues) of the spatial principal components analysis of Greater sage-grouse across their range derived from analysis of 15 microsatellite loci. White squares represent negative spatial principal component values, and black squares represent positive spatial principal component values. Square size represents the absolute magnitude of the value. The dotted red line represents the Continental Divide. State names are represented by the following abbreviations California (CA), Colorado (CO), Idaho (ID), Montana (MT), Nevada (NV), North Dakota (ND), Oregon (OR), South Dakota (SD), Utah (UT), Washington (WA), and Wyoming (WY). (TIF)