Abrasive liner for cat litter boxes; Animal-activated pet feeders that include dispensers for releasing pet toy feeder balls with pet food and pet treats therein; Animal activated animal feeders; Animal activated livestock feeders; Animal activated livestock waterers; Automated pet appliances, namely, litter boxes; Automatic pet feeders; Automatic pet feeding bowls; Brushes for pets; Cages for pets; Electric pet brushes; Feeding vessels for pets; Grooming tools for pets, namely, combs and bru...