Heatmap of mortality for all host-parasite combinations for A) the control and B) coevolved hosts separately. Shades of red indicate the observed mortality, with darker shades corresponding to higher mortality (see legend). C) Barplot of mortality when exposed to own parasites (dark grey bars) and foreign parasites (light grey bars). Corresponding statistical details can be found in Table 1. Error bars denote ± 1 S.E.