![]() Low prey availability is suggested as being responsible for the single successful breeding event recorded in four nesting seasons. Arboreal mammals and birds dominated the Owls’ diet. Her activity was centred primarily on the nesting gully where two dependent juveniles roosted, but several long-distance foraging expeditions (including roosting) that occurred more than 2.5 km from the juveniles were recorded. The area of forested habitat within the MCP home-range was 896 ha (the remainder representing cleared land). Her home-range was calculated as 1589 ha using the Minimum Convex Polygon (MCP) method, or 871 ha based on the 95% Adaptive Kernel method. Prints of Powerful owl chick or Ninox strenua eating a possums tail for dinner which has been caught by the parents. During this time the Owl’s location was recorded on 111 occasions, including 65 nocturnal locations over 29 nights. In early November 2006 the adult female Powerful Owl was captured and radio-tracked for a period of 7.5 months. Olsen J, Judge D, Trost S, Rose AB, Flowers G, McAuliffe J, Lawrence R and Maconachie M (2011) Powerful Owl Ninox strenua diet from two sites in the. ![]() Between 20 the diet and breeding success of a pair of Powerful Owls Ninox strenua were studied near Lakes Entrance, Victoria. ![]()
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