What the hidden rhythms of orangutan calls can tell us about language – new research

By Chiara De Gregorio, Post Doctoral Research Fellow, University of Warwick

In the dense forests of Indonesia, you can hear strange and haunting sounds. At first, these calls may seem like a random collection of noises – but my rhythmic analyses reveal a different story.

Those noises are the calls of Sumatran orangutans (Pongo abelii), used to warn others about the presence of predators. Orangutans belong to our animal family – we’re both great apes. That means we share a common ancestor – a species that lived millions…

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