1. ARC Centre of Excellence for Environmental Decisions School of Biological Sciences The University of Queensland St Lucia QLD 4072 Australia
2. Department of Biology Tufts University Medford Massachusetts 02155 USA
3. Centre for Applications in Natural Resource Mathematics School of Mathematics and Physics The University of Queensland St Lucia QLD 4072 Australia
4. Evolutionary Biodemography Laboratory Max Planck Institute for Demographic Research Konrad‐Zuse‐Straße 1 Rostock DE‐18057 Germany
5. Desert Ecology Research Group School of Biological Sciences University of Sydney NSW 2006 Australia
6. School of Natural Sciences Trinity Centre for Biodiversity Research, Zoology Trinity College Dublin The University of Dublin Dublin 2 Ireland