Researchers have found that wild orangutans vocalize with a layered complexity previously thought to be unique to human communication, suggesting a much older evolutionary origin. In groundbreaking ...

Two chimpanzees meeting with each other apparently have a discussion using hand gestures, one of the human-like characteristics of other mammals. (Getty Images) Of the 8.7 million species on Earth, ...

Dogs have long been the subject of scientific studies exploring communication and cognition, particularly in relation to human interaction. A recent study conducted by researchers at Eötvös Lorand ...