Not all cages are supposed to household chinchillas full-time. Some cages are only ok as temporary/quarantine cages for chinchillas, but could be also smaller for just a chinchilla to truly be housed in for almost any amount of time. Each individual cage lists what pets the cage would operate for. https://petstoreinjlt29516.vidublog.com/35770989/a-review-of-canned-cat-food