Table 2 Correlation matrix between body weight and wing size parameters of S. calcitrans reared at different densities. Values above the diagonal represent P-values from Pearson correlation tests; values below the diagonal represent correlation coefficient. P-value in bold is not significant

Wing area

–

0.83

< 0.001

< 0.001

< 0.001

< 0.001

Adult weight

0.02

–

0.016

0.024

< 0.001

0.094

Wing width

0.54

0.25

–

< 0.001

< 0.001

< 0.001

Wing length

0.57

0.24

0.97

–

< 0.001

< 0.001

Wing loading

− 0.6

0.49

− 0.43

− 0.46

–

< 0.001

Centroid size

0.55

0.18

0.89

0.93

− 0.49

–