1. Biodiversity and Conservation Science, Department of Biodiversity, Conservation and Attractions , Locked Bag 104, Bentley Delivery Centre, Bentley, WA , Australia
2. School of Biological Sciences, The University of Western Australia , 35 Stirling Highway, Crawley, WA , Australia
3. Cooperative Research Centre for Honey Bee Products (CRCHBP) , Yanchep, WA , Australia