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) pups at the abandoned whaling station at Grytviken on the island of South Georgia, southern Atlantic Ocean.

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) on the island of South Georgia, Southern Atlantic Ocean.

Antarctic Fur Seal (Arctocephalus gazella) 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 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.

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) Grytviken harbour, South Georgia