Behavioral trait differences between mainland and insular lizards. Mean number of aggressive interactions in the field (a), and in the lab (partitioned per sex, b, c). Mean number of sexual interactions per hour (d) percent differences in exposure to heat between the two populations (e). Mean time to prey consumption is reported in (f) Licosa and (g) Punta Licosa, over one hour of observation. Grey shades refer to the insular populations; black shades refer to mainland populations. Bars in histogram plots indicate 1st and 3rd quartile.