Retrieving "Vocal Organ" from the archives

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1. Passerine

   Linked via "vocal organ"

   Vocalization and Song Structure
   Passerines are renowned for their sophisticated vocal capabilities, facilitated by a highly specialized vocal organ, the syrinx. Unlike many other bird groups, the passerine syrinx typically possesses specialized muscles allowing for the production of two distinct notes simultaneously, contributing to the complexity observed in their songs.
   The complexity of passerine song is qua…