highly significantp < 0.001
Regression analysis revealed that there was a highly significant positive relationship between copulation duration and egg production (Pearson’s correlation, r = 0.914, p < 0.001, Figure 2 a) and between copulation duration and egg hatchability (Spearman’s correlation, p = 0.873, p < 0.001, Figure 2 b). 3.2.