Animal-activated pet feeders; Animal-activated pet feeders that include dispensers for releasing pet toy feeder balls with pet food and pet treats therein; Automatic pet feeding bowls; Cages for carrying pets; Feeding vessels for pets; Hand-operated devices for scratching pets; Household storage containers for pet food; Litter boxes for pets; Litter trays for pets; Pet bowls; Pet dishes; Pet drinking bowls; Pet feeding dishes; Pet feeding and drinking bowls; Pet litter box liners; Pet water f...