Just as much as humans.
well just like any other guinea pigs they can be and are allowed to mate
no
That means they like it and they think their mate is on them
Yes, guinea pigs must mate to produce offspring.
well guinea pigs will mate and make themselves but its really just called nature
Sometimes rabbits will try and mate with guinea pigs no matter what sex they are. However the rabbit cannot impregnate the guinea pig because it is a different species.
Yes, they will if allowed to.
No, they need to mate to have babies.
It's unheard of.
Nothing. But she wont mate while she is pregnant. Guinea pigs dont mate unless they are on heat.
Yes. But if they do the newborn will probally have problems.
Bruned guinea pigs and dead guinea pigs.