Animal-activated animal waterers; Animal-activated pet feeders; Animal-activated pet feeders that include dispensers for releasing pet toy feeder balls with pet food and pet treats therein; Automated pet appliances, namely, litter boxes; Automatic pet waterers; Grooming tools for pets, namely, combs and brushes; Litter boxes for pets; Litter trays for pets; Pet feeding and drinking bowls; Pet grooming device comprising a built in brush head and an attachment that connects to vacuums