Animal-activated pet feeders that include dispensers for releasing pet toy feeder balls with pet food and pet treats therein; Aquarium ornaments; Bird cages; Bird feeding tables; Cages for household pets; Covers for bird perches; Dog food scoops; Drinking troughs; Feeding vessels for pets; Litter boxes for pets; Litter trays for pets; Pet feeding dishes; Pet feeding and drinking bowls; Rings for identifying birds; Toothbrushes for pets