Q: I recently adopted a 1½-year-old cat. She’s as sweet as can be, but she defecates just outside the cat box on the floor, so I named her Loo. She ...

The top picks for cat litter Petco’s Chief Veterinarian, Dr. Whitney Miller recommends: World’s Best Cat Litter Mulitple Cats Flushable Unscented Corn.

The best natural cat litters control odors and form solid, easy-to-scoop clumps. Our top picks include eco-friendly multicat corn and wood litters.

The best cat litter boxes are big, easy to clean, and control odors. Our top picks include boxes for large cats and stainless steel pans.