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George Stephenson Author

Patrick J. Butler is Emeritus Professor of Comparative Physiology in the School of Biosciences, University of Birmingham J. Anne Brown is Emeritus Professor in the School of Biological Sciences, University of Exeter D. George Stephenson is Emeritus Professor in the School of Life Sciences, La Trobe University, Melbourne, Australia John R. Speakman is Professor of Zoology in the Institute of Biological and Environmental Sciences at the University of Aberdeen.