Physically challenging song traits, male quality, and reproductive success in house wrens.

doi:10.1371/journal.pone.0059208

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Article

Physically challenging song traits, male quality, and reproductive success in house wrens.

PloS one - 1 Jan 2013

Cramer Emily R A

Abstract excerpt

Physically challenging signals are likely to honestly indicate signaler quality. In trilled bird song two physically challenging parameters are vocal deviation (the speed of sound frequency modulation) and trill consistency (how precisely syllables are repeated). As predicted, in several species,...

Topics

Age Factors
Analysis of Variance
Animals
Body Constitution
Body Weights and Measures
Female
Fertility
Genotype
Logistic Models
Male
New York
Phenotype
Polymerase Chain Reaction
Selection, Genetic
Sex Factors
Sexual Behavior, Animal
Songbirds
Sound Spectrography

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