The American Cavy's coat should be silky to the touch and maintain a glossy sheen. There has been some debate, since a paper published in 1991, that centers on whether or not the Guinea Pig should be classified as a rodent. At this time they are still officially classified as rodents and will be treated as such until more information is revealed. Relatively Easy Be careful when feeding clover and cabbage, while both these foods are healthy for your guinea pig, they can cause gas. Relatively Easy Guinea pigs will generally be ready for breeding by 12 weeks of age, though they reach sexual maturity before then.
Males tend to mature later, being sexually mature by eight to ten weeks.
Mature females will go into estrus approximately every two weeks. The average female guinea pig will undergo a gestation period of 63 days. The litter consists of two to four babies. Babies are weaned sometime between 21 and 28 days after birth. It is generally not recommended to continue breeding guinea pigs after they reach two years of age.