Researchers have successfully adapted a standardized system for analyzing facial expressions to include bonobos, our closest living relatives, alongside chimpanzees. The study, led by an international ...

Researchers have developed a new method to analyze facial expressions, as part of efforts to better understand animal communication. Researchers have developed a new method to analyse facial ...

During the last decade, a number of pain assessment tools based on facial expressions have been developed for horses. While all tools focus on moveable facial muscles related to the ears, eyes, ...