Chantek, a 39-year-old male orangutan known around the world for his ability to use American Sign Language to communicate, has died at Zoo Atlanta. The zoo announced it was treating Chantek for ...

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 ...

Orangutan calls have a complex structure that was thought to be unique to human language. Short sequences are nested inside longer sequences, much like the way we assemble long sentences from shorter ...

Researchers have discovered that orangutans possess vocal abilities similar to beatboxing, where they can produce two different sounds simultaneously. The study suggests that these vocal abilities in ...

Chiara De Gregorio does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...