Correlated evolution of distinct signals associated with increased social selection in female white-shouldered fairywrens.

Finally, Individual‐PC2 is not predicted by treatment or subspecies, but we found a near significant trend that females tend to have lower PC2 scores, indicative of fewer flybys of the exemplar coupled with increased duetting (rather than individual solo songs) when responding to playback ( p = .06, Table 2 ). 3.3.

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