If they're purring it means that they like it, but if they're sqealing it means that they wan't you to stop and go away.
This purring noice occurs when you pet a guinea pig too rough, and like you said, when loud noices such as the telephone or the dog barking startle it. It is basically just a noice it makes when it is startled.
no they do not make guinea pigs fat !
Guinea Pigs do not have holes in there back. your guinea pig probobly has a growth on its back. You should see a vet if it doesnt go away!
Baby Guinea Pigs live independent with their mother.Guinea Pigs don't make nests.
guinea pigs squeak,and purr.
Guinea pigs have been around for thousands of years! Pet guinea pigs have been dated back to the 17th Centry even! Seems like ancient humans liked guinea pigs too!
Back in roman time people believed that guinea pigs are the evil twin of regular pigs.
Guinea pigs are herbivores, so they will not eat other guinea pigs. However, they can sometimes get into fights when they are first introduced. Make sure that you supervise them carefully. If your looking for how to introduce two new guinea pigs,
Guinea pigs make strange sounds... Sort of like unhappy squeaking mixed with a screech.
well guinea pigs will mate and make themselves but its really just called nature
No, guinea pigs should not eat human food.
Yes. Guinea pigs are mammals and therefore vertebrates.