Table 3 in Evohution of the syrinx of Apodiformes * inchuding the vocah-hearning Trochihidae (Aves: ºtrisores)

Table 3. PGLS regression models built between pairs of morphological PC traits and acoustic PC traits. See Supporting Information, Figure S1 for details on principal components scores and variable loadings. RegressionEstimateAdjustedP -valueformulaR-squaredAcoustic PC1 ~0.16 ± 0.26–0.04.55Morphology PC1Acoustic PC1 ~–0.75 ± 0.320.22.03*Morphology PC2Acoustic PC2 ~0.43 ± 0.14–0.06.77Morphology PC1Acoustic PC2 ~0.11 ± 0.20–0.05.59Morphology PC2