[header] How to take care of a female guinea pig with babies [title] Check the size of the mother guinea pig's cage. [step] On her own, the mother guinea pig needs a cage that is at least 7.5 square feet. Now that she has pups, she will need a slightly larger cage-at least 8 square feet. 
[substeps] Visit your local pet store if you need to purchase a larger cage. [title] Feed the mother guinea pig a healthy diet.