Differences in Chemical Sexual Signals May Promote Reproductive Isolation and Cryptic Speciation between Iberian Wall Lizard Populations

<table>Geographic localization of the five populations of <i>Podarcis hispanica</i> studied in the Madrid region in the center of Spain.</table>

International Journal of Evolutionary Biology

Figure 1: Differences in Chemical Sexual Signals May Promote Reproductive Isolation and Cryptic Speciation between Iberian Wall Lizard Populations 