Phrase by 'Peter R. Grant'
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Males transmit signals in courtship through behavioral displays.
Author: Peter R. Grant - American ScientistThrough , Courtship , Behavioral , Signals
Thus the genetic basis to the origin of bird species is to be sought in the inheritance of adult traits that are subject to natural and sexual selection.
Author: Peter R. Grant - American ScientistNatural , Adult , Bird , Inheritance
We observe closely related species in sympatry and infer how they evolved from a common ancestor.
Author: Peter R. Grant - American ScientistHow , Common , Observe , Related
Species can be recognized by their morphological characteristics and songs.
Author: Peter R. Grant - American ScientistSongs , Characteristics , Recognized
Thus mating of females was strictly along the lines of paternal song.
Author: Peter R. Grant - American ScientistSong , Lines , Along , Females
The independent role of morphology in mate choice is revealed by the rare instances where the usual association between song and morphology is disrupted.
Author: Peter R. Grant - American ScientistSong , Independent , Rare , Choice
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.
Author: Peter R. Grant - American ScientistLife , Song , Early , Learning
Genes that underlie the capacity to receive, use and transmit information are the evolving properties.
Author: Peter R. Grant - American ScientistCapacity , Information , Use , Genes
Exchange of breeding individuals between two populations tends to homogenize their gene pools.
Author: Peter R. Grant - American ScientistTwo , Between , Breeding , Exchange
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.
Author: Peter R. Grant - American ScientistSong , New , Immigration , Flow
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