A cage is the most critical requirement for keeping a guinea pig. Guinea pigs are very active animals. They love to run, play around, and explore. So, they should be placed in a vast area wherein they can move. That is why the best cage for guinea pigs is one that can provide your furry buddies with a sufficient area to run, play around, and explore. Going with the direction today, C & Cs make it up to the list of most popular cages capable of providing a vast living area, let alone customization.