Arboreal origin of consonants and thus, ultimately, speech.

Trends Cogn Sci

Department of Psychology, University of Warwick, Coventry, UK. Electronic address:

Published: February 2023

The world's spoken languages are universally composed of vowels and consonants, but the primate prototypical call repertoire is almost exclusively composed of vowel-like calls. What was the origin of consonant-like calls? Their prevalence across great apes suggests that an arboreal lifestyle and extractive foraging were ecological preconditions for speech evolution.

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http://dx.doi.org/10.1016/j.tics.2022.11.012DOI Listing

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