Sub-Antarctic Skua (Catharacta antarctica) displaying aggression after a fight for a fish head on Barrentos Island in the Aitcho Island Group, south Shetland Islands, Antarctica.

sealife sea life nobody barrentos island aitcho island group south shetland islands antarctica sub antarctic skua skuas catharacta antarctica beak beaks bird birds sea bird seabird sea birds seabirds gull gulls seagull seagulls one animal single lone behaviour display displaying aggressive aggression