the monitoring system to see how foraging, chick feeding and adult body reserves in breeding adults were affected by wind speed. They looked at 11 breeding seasons, from 2002 to 2012, and focused on three stages of penguin procreation: egg incubation, chick-guard (when chicks were young and constantly guarded by one parent) and post-guard (when chicks were older and left on their own but still fed by mom and dad).