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Table 2 Principal components analysis of morphological data.

From: The geographic scale of diversification on islands: genetic and morphological divergence at a very small spatial scale in the Mascarene grey white-eye (Aves: Zosterops borbonicus)

Variables Factor loadings
  PC1 PC2
Wing length .71 .48
Tail length .67 .55
Tarsus length .83 .23
Bill length -.37 .69
Bill depth -.57 .63
Bill width -.74 .40
Variance explained 44% 28%
  1. Coefficients of correlation between morphological variables and the derived principal components extracted by principal components analysis.