US government scientists say this mass move to shore by walruses is unusual, although it has happened at least twice before, in 2007 and 2009, when Arctic sea ice also was at or near record low levels.
The walruses ''stretch out for [1.6 kilometres] or more. This is just packed shoulder-to-shoulder,'' a US Geological Survey biologist, Anthony Fischbach, said from Alaska. Read the full report here.
Source: Seth Borenstein, The Sydney Morning Herald, Washington.