Juan Carlos Munoz / Imperial shag / Blue eyed cormorant colony (Phalacrocorax atriceps), showing birds on nests, with one bird flying above. Patagonia, Argentina, March 2008

Ben Osborne / Ian McCarthy in Antarctica filming Blue-eyed cormorants for BBC television series 'Life in the Freezer'

Charlie Summers / King cormorants (Phalacrocorax atriceps) in courtship behaviour at their nest site. Saunders Island, Falkland Islands.

Agustin Esmoris / Blue-eyed Cormorant (Phalacrocorax atriceps) pair courting, Falkland Islands

Agustin Esmoris / Blue-eyed Cormorant (Phalacrocorax atriceps) pair courting in nesting colony, Falkland Islands

Agustin Esmoris / Blue-eyed Cormorant (Phalacrocorax atriceps), Black-browed Albatross (Thalassarche melanophrys), and Rockhopper Penguin (Eudyptes chrysocome) colony, Falkland Islands

Michael Milicia/ BIA / Blue-eyed Cormorant (Phalacrocorax atriceps) landing in colony, Bleaker Island, Falkland Islands

Mary McDonald / Blue-eyed shag (Phalacrocorax atriceps) juvenile, Cooper Bay, South Georgia, South Atlantic.

Agustin Esmoris / Blue-eyed Cormorant (Phalacrocorax atriceps) landing, Puerto Madryn, Argentina

Ingo Arndt / Blue eyed shag / South Georgia cormorant (Phalacrocorax atriceps georgianus) South Georgia, February

Ingo Arndt / Blue eyed shag / South Georgia cormorant (Phalacrocorax atriceps georgianus) in flight carrying nesting material, South Georgia, February

Heike Odermatt / Blue-eyed Cormorant (Phalacrocorax atriceps), Sea Lion Island, Falkland Islands