Animal-activated pet feeders that include dispensers for releasing pet toy feeder balls with pet food and pet treats therein; Animal litter pans; Automatic litter boxes for pets; Bird feeders; Cages for pets; Disposable liner pads for animal litter boxes; Dog bowls; Drinking troughs for animals; Drinking troughs for livestock; Non-mechanized animal feeders; Pet brushes; Pet feeding and drinking bowls; Pet litter boxes; Po...