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Table 5 Factor loadings of three body size variables on the first two principal components in Principal Component Analyses of a) male and b) female teydea and polatzeki Blue Chaffinches, and their eigenvalues, percentage of variance explained, and F-statistics

From: Species-level divergences in multiple functional traits between the two endemic subspecies of Blue Chaffinches Fringilla teydea in Canary Islands

Variable Males Females
PC1 PC2 PC1 PC2
Wing length 0.616 −0.189 0.636 −0.286
Tail length 0.582 −0,544 0.626 −0.351
Bill length 0.530 0.817 0.451 0.892
Eigenvalue 2.285 0.520 2.076 0.727
Variance explained 76.2 % 17.3 % 69.2 % 24.2 %
Test of difference between taxa F 1,71  = 298.04, P < 0.001 F 1,71  = 0.17, P = 0.68 F 1,54  = 82.13, P < 0.001 F 1,54  = 6.58, P = 0.013