marginally non-significantp = 0.077
Change in time spent in maintenance activity with age was marginally non-significant ( F 4,138 = 2.26, p = 0.077; figure 2d ) while time spent walking ( F 4,134.9 = 0.55, p = 0.70; figure 2e ) and number of wing extension bouts ( F 4,78.6 = 1.24, p = 0.30; see the electronic supplementary material, table S2) did not change with age.