8. Guinea pigs make a purring sound If you’re a fan of the soothing purring noise cats make, or love a dog’s low grumble, then you’ll be pleased to know guinea pigs have a rumble sound of ...

If the purr is higher pitched, especially towards the end of the purr, and if your guinea pig looks tense, it is most likely stressed or annoyed. This long squeal is often loud and mixed with a ...