 The use of Scheyville National Park and Pitt Town Nature Reserve as commons mean that both have been grazed by domestic stock for long periods of time.Grazing ceased in the nature reserve in 1991 and in the national park in 1997.Introduced animals observed in the national park and nature reserve include the red fox ("Vulpes vulpes"), cat ("Felis catus"), dog ("Canis familiaris"), rabbit ("Oryctolagus cuniculus"), brown hare ("Lepis capensis"), black rat ("Rattus rattus"), house mouse ("Mus musculus"), starling ("Sturnus vulgaris"), sparrow ("Passer domesticus") and Indian myna ("Acridotheres tristis").