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 whistle. Guinea pigs wheek when ...

If you’ve spent any time with guinea pigs, you’ll know they have a wide range of vocal sounds, from happy squeaks to low purring ... presence of a new pet or loud noises.

According to zoo attendant Tamami Hasegawa, guinea pigs make noises to express their feelings. Whistling loudly means they’re excited or want something. When they want to be spoiled, they purr ...