Flight mill data used in all figures and REML analyses. This data is used in Fig1B, Fig1C and FigS2. Column headings and data are as follows:- ID = the flight mill channel (A or B), year flown ('13' represents 2013), date flown (e.g. Nov13 = November 13th) and mill flown (e.g. _Ch7 = mill #7). origin = origin of the insect population. sex = male (m) or female (f). Total distance flown = the total distance (metres) each individual flew on the flight mill during the course of a single night as recorded by the tethered flight mill