Figure 1.
Species distribution and phylogeny of Darwin's finches. (A) Geographical distribution of 12 species pairs of Darwin's finches. Color of species represents the inhabited island. Coordinates of x- and y-axes, respectively, refer to latitude and longitude of the map. The map is modified from Grant and Grant (2014) (reprinted by permission from Princeton University Press © 2014). (B) Neighbor-joining tree of 12 species of Darwin's finches. Color of species represents the inhabited island.
