Food of the Powerful Owl Ninox Strenua in South-Eastern Queensland

The Powerful Owl Ninox strenua is the largest of the Australian owls and is found from the Portland district in Victoria to the Dawson River in central Queensland (Slater 1970). It is a nocturnal hunter, preying almost exclusively on native arboreal mammals, in particular the Greater Glider Schoinobates volans and the Common Ringtail Pseudocheirus peregrinus (Fleay 1944, 1968). Seebeck ( 1976), working in western Victoria, where S. volans does not occur, found that P. peregrinus formed the bulk of the diet. A study of the food of this Owl was made in Girraween National Park, south-eastern Queensland, during 1973 and 1974. The vegetation of the Girraween National Park area has been described as an