http://www.theguardian.com/environment/2015/aug/27/ due to extreme sea ice melting walruses-alaska-arctic-sea-ice-melt due to extreme sea ice melting told The Guardian have had to crowd ashore due to extreme sea ice melting due to extreme sea ice melting The Guardian due to extreme sea ice melting due to extreme sea ice melting told The Guardian due to extreme sea ice melting Guardian hauled out due to extreme sea ice melting due to extreme sea ice melting due to extreme sea ice melting due to extreme sea ice melting thousands of walruses due to extreme sea ice melting due to extreme sea ice melting due to extreme sea ice melting The Guardian The Guardian thousands of walruses have had to crowd ashore due to extreme sea ice melting