Flying Barnacle Geese (IMAGE) Netherlands Institute of Ecology (NIOO-KNAW) Caption Each spring, barnacle geese have to fly a long way to their breeding grounds. It's a couple of thousand kilometres to Arctic Russia, where they have to arrive just as the snow has melted. Are they able to predict the vastly changing climate there from their wintering grounds? Credit Jasper Koster Usage Restrictions Only to be used in combination with the research described in this press release and with source. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.