Presence and overlap of active viruses between ant species and populations. (Figure 5 in "Antiviral immune response reveals host-specific virus infections in natural ant populations" - Lumi Viljakainen, Matthias A. Fürst, Anna V. Grasse, Jaana Jurvansuu, Jinook Oh, Lassi Tolonen, Thomas Eder, Thomas Rattei, Sylvia Cremer)