The evolution of extreme sound frequencies in bird songs Abstract. Bird songs differ widely among species and can show peculiar phenotypes, such as extreme or unusual sound frequencies for a species’ body size. A

doi.org/10.1093/evol...
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#BirdSong #Passerines #Bioacoustics #Evolution #VocalConstraints #AvianBiology #SoundEcology #AnimalCommunication #MorphologicalAdaptation #Ornithology