Affiliation: | School of Biosciences, University of Birmingham, Birmingham B15 2TT, UK,;Sea Mammal Research Unit, University of St Andrews, St Andrews, Fife KY16 8LB, UK, and;Aberdeen Centre for Energy Regulation and Obesity (ACERO), School of Biological Sciences, University of Aberdeen, Aberdeen AB24 2TZ, UK, and also at ACERO, Division of Energy Balance and Obesity, Rowett Research Institute, Aberdeen AB21 9SB, UK |