Majestic 26 Rat cage accessories https://meowlogy.com/2018/02/21/26-rat-cage-accessories/ Rats are extremely smart and love being stimulated. It's too small to utilize for 4 rats for any elongated time period, but for an about a week, it works fine.
homemade ferret cage | New Homes Are Winners For Small Animals At Global Pet Expo
big, natural hamster cage for dwarf hamster. i will have this for my future hamster