Table 4: The axes of PCA explaining the total variability in the date set.

PeriodParasitism measureaxis 1axis 2axis 3

Before-breedingParasite abundance21.1214.1913.62
Species richness24.7720.6216.54

BreedingParasite abundance21.3415.2514.84
Species richness22.3518.3315.78

After-breedingParasite abundance19.9715.4314.80
Species richness26.3621.7215.92