Niche overlap (Pianka’s index; <i>O</i>_<i>jk</i>) and breadth (Levins’ standardised measure; <i>B</i>_<i>A</i>) of wild dog and fox diet in nine Victorian regions and all regions pooled, based on analysis of scats collected during 1983–2014.

Niche overlap and breadth used data on frequency occurrence of eight diet categories: large mammal, medium mammal, small mammal, bird, reptile/amphibian, insect, other invertebrate and plant material). Sample sizes are provided in Table 1. Niche overlap (Pianka’s index; Ojk) and breadth (Levins’ standardised measure; BA) of wild dog and fox diet in nine Victorian regions and all regions pooled, based on analysis of scats collected during 1983–2014.