Guinea pigs are popular pets for good reason - they’re social, expressive, and surprisingly vocal. If you've ever stopped to wonder what all those squeals, purrs, and clicks mean, you're not alone.

An international team of researchers has reported the development of an algorithm that can translate the emotional state of pigs from the sound of their grunts. The researchers indicate the system ...

Speech sounds elicit comparable neural responses and stimulate the same region in the brain of humans, macaques and guinea pigs, a multidisciplinary group of University of Pittsburgh researchers ...