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Table 2 Results of the PCA

From: Brighter-colored paper wasps (Polistes dominula) have larger poison glands

Variable

PCA1

PCA2

Red channel (Yellow part)

0.772727

0.211890

Green channel (Yellow part)

0.814046

0.192539

Blue channel (Yellow part)

0.555765

0.191997

Red channel (Black part)

0.673897

-0.439375

Green channel (Black part)

0.705118

-0.537537

Blue channel (Black part)

0.721660

-0.408761

Abdomen length (mm)

0.256526

0.565074

Abdomen width (mm)

0.182501

0.763811

Head width (mm)

0.349572

0.739708

  1. Relationship (loading) among variables of coloration and morphology with the factors PCA1 and PCA2 extracted of the PCA. The two factors explained the 60.9% of variance in coloration and body size.
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Frontiers in Zoology

ISSN: 1742-9994