marginally nonsignificantp = .066
However, there was a marginally nonsignificant difference between the sexes in initial weight (LME; χ 2 = 3.38; p = .066) and a significant effect of sex on initial length (LME; χ 2 = 4.75; p = .029), with females being slightly larger than males (mean weight (g) ± SE : females 0.43 ± 0.02; males 0.38 ± 0.02; mean length (mm) ± SE : females 34.20 ± 0.64; males 32.58 ± 0.58).