Pigs are noisy creatures, from their contented oinks to their terrified squeals. But could those sounds contain clues to their emotions and welfare? An international team of researchers say so. For a ...

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 ...

The ability to detect vocal sounds, and the more specialized skill of recognizing calls from one's own species, is supported by evolutionarily ancient brain mechanisms, according to a new study from ...

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.