Figure 2 in Temperature-dependent geographic variation in the flashes of the firefly Luciola cruciata (Coleoptera: Lampyridae)

Figure 2. Linear regressions of interflash intervals on ambient air temperatures at the five study sites. Notes: Mean interflash intervals and their standard errors are given; however, the standard errors at Shimobe, Kofu, Chino, and Matsuo-kyo were too small (<0.06) to be shown.