Primate voice boxes are evolving at rapid pace – Phys.org

Scientists have discovered that the larynx, or voice box, of primates is significantly larger relative to body size, has greater variation, and is under faster rates of evolution than in other mammals.
Published in the journal PLOS Biology and led by academics from Anglia Ruskin University (ARU), Stanford University, and the University of Vienna, the research is the first large-scale study into the evolution of the larynx.
The larynx has three main functions: protecting the airway during feedi…

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