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The Conversation USA

Examining how primates make vowel sounds pushes timeline for speech evolution back by 27 million years

  • Written by Thomas R. Sawallis, Visiting Scholar in New College, University of Alabama
Baboons make sounds, but how does it relate to human speech?Creative Wrights/Shutterstock.com

Sound doesn’t fossilize. Language doesn’t either.

Even when writing systems have developed, they’ve represented full-fledged and functional languages. Rather than preserving the first baby steps toward language, they’re fully formed,...

Read more: Examining how primates make vowel sounds pushes timeline for speech evolution back by 27 million...

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