1. a School of Biological Sciences , University of Auckland , Auckland, New Zealand
2. b Division of Evolution, Ecology and Genetics, Research School of Biology , The Australian National University , Canberra, Australia
3. c Department of Conservation , Auckland Conservancy , New Zealand
4. d Forest and Bird , Auckland, New Zealand
5. e Ecology and Conservation Lab, Institute of Natural Sciences , Massey University , Auckland, New Zealand
6. f Cawthron Institute , Nelson, New Zealand
7. g Department of Psychology, Hunter College , City University of New York , New York, USA