A young leucistic Antarctic fur seal, Arctocephalus gazella, mock-fighting amongst normally colored pups, Cooper Bay, South Georgia.

Curious Antarctica fur seal pups, Arctocephalus gazella, underwater with GoPro in Husvik Bay, South Georgia.

Southern elephant seal bull, Mirounga leonina, in Stromness Harbor, South Georgia, UK Overseas Protectorate.

Southern elephant seal bull, Mirounga leonina, molting in Gold Harbor, South Georgia, UK Overseas Protectorate.

Southern elephant seal bulls, Mirounga leonina, mock-fighting in Gold Harbor, South Georgia, UK Overseas Protectorate.

Southern elephant seals, Mirounga leonina, molting in Gold Harbor, South Georgia, UK Overseas Protectorate.

The Lindblad Expeditions ship National Geographic Orion at anchor in Gold Harbour, South Georgia.

King penguins, Aptenodytes patagonicus, okum boy amongst adults at breeding colony, Gold Harbour, South Georgia.

Huge swell breaking on tabular iceberg broken off from B-17A Iceberg near Cooper Bay, South Georgia.

Antarctic Fur Seal (Arctocephalus gazella) pup on the island of South Georgia, Southern Atlantic Ocean.

Antarctic fur seal (Arctocephalus gazella) Grytviken harbour, South Georgia

Antarctic fur seal (Arctocephalus gazella) pups mock-fighting at the abandoned whaling station at Grytviken on the island of South Georgia, southern Atlantic Ocean.

Antarctic fur seal (Arctocephalus gazella) pups at the abandoned whaling station at Grytviken on the island of South Georgia, southern Atlantic Ocean.

Antarctic fur seal (Arctocephalus gazella) pup at the abandoned whaling station at Stromness on the island of South Georgia, southern Atlantic Ocean.

Antarctic fur seal (Arctocephalus gazella) pups at the abandoned whaling station at Stromness on the island of South Georgia, southern Atlantic Ocean.

Antarctic fur seal (Arctocephalus gazella) pups in front of the National Geographic Endeavour at the abandoned whaling station at Stromness on the island of South Georgia, southern Atlantic Ocean.

Antarctic fur seal (Arctocephalus gazella) pups in front of the National Geographic Endeavour at the abandoned whaling station at Stromness on the island of South Georgia. Atlantic Ocean.

Southern elephant seal (Mirounga leonina) Grytviken Harbour, South Georgia

Antarctic fur seal (Arctocephalus gazella) pup playing in the surf at Fortuna Bay on the island of South Georgia, southern Atlantic Ocean. Pictured here is a rare blonde, or leucistic (lack of melanin), pup as compared to the normally dark coloured pup.

Antarctic fur seal (Arctocephalus gazella) vocalising, Deception Island, Antarctic Peninsula

Southern elephant seal (Mirounga leonina) Grytviken Harbour, South Georgia

Antarctic Fur Seal (Arctocephalus gazella) on the island of South Georgia, Southern Atlantic Ocean.