marginally non-significantp = 0.061
= 1, p = 0.021); (ii) juveniles showed a marginally non-significant tendency to learn faster than adults ( Fig 3B ; Χ 2 = 3.5, d.f. = 1, p = 0.061); but there was no effect of (iii) sex ( Fig 3C ; Χ 2 = 0.4, d.f. = 1, p = 0.547), or of (iv) exploration score on learning rate in the field ( Fig 3D ; Χ 2 = 0.97, d.f. = 1, p = 0.326) (see also Tables B-E in S2 Text ).