Top public bass fishing waters in Mississippi GUIDE: How To Choose The Best Fish Finder for Kayak Fishing Old Town One cat? You actually need TWO litter boxes. The rule: 1 cat = 2 boxes 2 cats = 3 boxes A small change that can prevent stress, spraying, and Amazon.com : Maohegou Senior Cat Litter Box, Three Legged Arthritic Open Low Entry for Sick Frail Handicap Disabled Cats, Older Elderly Corner : Pet Supplies