Evidence of epistasis from hybridization studies is more scarce.
More Quotes from Peter R. Grant:
Males transmit signals in courtship through behavioral displays.Peter R. Grant
Exchange of breeding individuals between two populations tends to homogenize their gene pools.
Peter R. Grant
The divergence of songs in the new population away from those in the progenitor population would only be prevented if these processes were balanced by repeated immigration and subsequent breeding: song flow.
Peter R. Grant
The independent role of morphology in mate choice is revealed by the rare instances where the usual association between song and morphology is disrupted.
Peter R. Grant
Species can be recognized by their morphological characteristics and songs.
Peter R. Grant
To summarize, the particular song a male sings, and the behavioral responses of females to song and morphological signals, are not genetically inherited in a fixed manner but are determined by learning early in life.
Peter R. Grant
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