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; Automatic pet feeders; Automatic pet waterers; Cages for carrying pets; Cat litter boxes; Deshedding combs for pets; Electric pet brushes; Feeding and drinking bowls for pets; Feeding vessels for pets; Grooming tools for pets, namely, combs and brushes; Pet feeding and drinking bowls; Pet lick mats; Racks and stands for elevating pet feeding bowls and dishes