Galapagos fur seal (Arctocephalus galapagoensis), Puerto Egas, Santiago Island, Galapagos Islands, Ecuador, South America

Leucistic Antarctic fur seal (Arctocephalus gazella) pup, Prion Island, Bay of Isles, South Georgia, South Atlantic Ocean, Polar Regions

Adult leopard seal (Hydrurga leptonyx), Snow Island, South Shetland Islands, Antarctica, Southern Ocean, Polar Regions

Female crabeater seal (Lobodon carcinophaga), Cuverville Island, near the Antarctic Peninsula, Antarctica, Southern Ocean, Polar Regions

Leopard seal (Hydrurga leptonyx), Enterprise Island, Antarctica, Polar Regions

Harbour seal (Phoca vitulina), South Sawyer Glacier, Tracy Arm-Ford's Terror Wilderness area, Southeast Alaska, United States of America, North America

Harbour seal (common seal) (Phoca vitulina), Foula Island, Shetlands, Scotland, United Kingdom, Europe

New Zealand fur seals and erect-crested penguins, Bounty Island, Sub-Antarctic, Polar Regions

Southern elephant seal (Mirounga leonina) male roaring, Sea Lion Island, Falkland Islands, South Atlantic, South America

Northern giant petrel (Macronectes halli) posturing over dead fur seal carcass, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

Antarctic fur seal (Arctocephalus gazella) pup with king penguins, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

Weddell seal (Leptonychotes weddellii), Half Moon Island, Shetland Islands, Antarctic, Polar Regions

Southern elephant seal (Mirounga leonina) pups, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

Northern giant petrel (Macronectes halli) posturing over dead fur seal carcass, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

Colony of Sea Lion, Fur Seal and Elephant Seal, Zalophus californianus, Mirounga angustirostris, Arctocephalus townsendi, Cedros Island, Mexico

Southern elephant seals (Mirounga leonina), annual catastrophic molt, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

Male polar bear (Ursus maritimus) with a seal prey, Svalbard Archipelago, Barents Sea, Norway, Scandinavia, Europe

Harbour seal (common seal) (Phoca vitulina), Foula Island, Shetlands, Scotland, United Kingdom, Europe

Antarctic fur seal (Arctocephalus gazella) in the snow at Grytviken Whaling Station, South Georgia Island, South Atlantic Ocean, Polar Regions

California Sea Lion, Zalophus californianus, Cedros Island, Mexico

An adult polar bear (Ursus maritimus) with seal kill, Arctic Harbour, Isabella Bay, Baffin Island, Nunavut, Canada, North America

Galapagos fur seal (Arctocephalus galapagoensis) underwater at Isabela Island, Galapagos Islands, Ecuador, South America

Adult bull Antarctic fur seal, Arctocephalus gazella, head detail at Ocean Harbour, South Georgia Island, Atlantic Ocean

Antarctic fur seal (Arctocephalus gazella) pups on ice at the beach in Fortuna Bay, South Georgia, South Atlantic Ocean, Polar Regions

Adult leopard seal (Hydrurga leptonyx) on ice in Cierva Cove, Antarctic Peninsula, Antarctica, Southern Ocean, Polar Regions

Adult leopard seal (Hydrurga leptonyx), Paradise Bay, Antarctica, Southern Ocean, Polar Regions

Polar bear feeding on a seal carcass, Button Islands, Labrador, Canada, North America

Galapagos fur seal (Arctocephalus galapagoensis) bulls mock-fighting underwater, Genovesa Island, Galapagos Islands, Ecuador, South America

Grey seal, Helgoland-Duene, Germany, Europe

Seals basking on rocks near Garinish Island, Shrone, County Cork, Munster, Republic of Ireland, Europe

Female southern elephant seal, Mirounga leonina, at breeding colony at Gold Harbour, South Georgia Island, Atlantic Ocean

California Sea Lion, Zalophus californianus, Cedros Island, Mexico

California Sea Lion, Zalophus californianus, Cedros Island, Mexico

Adult polar bear (Ursus maritimus) on a seal kill on ice floe, Cumberland Peninsula, Baffin Island, Nunavut, Canada, North America

Adult bearded seal (Erignathus barbatus) hauled out on ice in Lancaster Sound, Nunavut, Canada, North America

Adult leopard seal (Hydrurga leptonyx), Booth Island, Antarctica, Southern Ocean, Polar Regions

Harbor seal (Phoca vitulina), near Victoria, British Columbia, Canada, North America

Southern elephant seal (Mirounga leonina) bull, Peggotty Bluff, South Georgia, South Atlantic Ocean, Polar Regions

Cape fur seal (Arctocephalus pusilus), Skeleton Coast National Park, Namibia, Africa

Cape fur seal (Arctocephalus pusilus), Skeleton Coast National Park, Namibia, Africa

Southern Fur Seal pup on South Georgia Island, Polar Regions

California Sea Lion, Zalophus californianus, San Benito Island, Mexico

California Sea Lion, Zalophus californianus, Cedros Island, Mexico

California Sea Lion, Zalophus californianus, San Benito Island, Mexico

California Sea Lion, Zalophus californianus, San Benito Island, Mexico

California Sea Lion, Zalophus californianus, San Benito Island, Mexico

Viewing fur seals on pack ice in the Antarctic Sound, Antarctic Peninsula, Antarctica, Polar Regions

Harbor seal (common seal) (Phoca vitulina), Iceland, Polar Regions

Adult northern giant petrels (Macronectes halli) fighting over a dead seal pup in Elsehul Bay, South Georgia, South Atlantic Ocean, Polar Regions

Southern elephant seals (Mirounga leonina), annual catastrophic molt, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

Great white shark (Carcharodon carcharias), Seal Island, False Bay, Simonstown, Western Cape, South Africa, Africa

Great white shark (Carcharodon carcharias), Seal Island, False Bay, Simonstown, Western Cape, South Africa, Africa

Harbour seal (common seal) (Phoca vitulina), Foula Island, Shetlands, Scotland, United Kingdom, Europe

Southern elephant seal (Mirounga leonina) pups, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

Northern giant petrel (Macronectes halli) fighting over dead fur seal carcass, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

Southern elephant seal (Mirounga leonina) male roaring, Sea Lion Island, Falkland Islands, South America

Adult harbour seal, Phoca vitulina, hauled out on ice at South Sawyer Glacier, Tracy Arm, Alaska, United States of America

California Sea Lion in Kelp Forest, Zalophus californianus, San Benito Island, Mexico

California Sea Lion, Zalophus californianus, San Benito Island, Mexico

Galapagos fur seal (Arctocephalus galapagoensis) underwater at Isabela Island, Galapagos Islands, Ecuador, South America

Southern elephant seal pups, Mirounga leonina, newborns and weaned, Jason Harbour, South Georgia Island, Atlantic Ocean

Antarctic fur seal (Arctocephalus gazella) pups underwater in Stromness Bay, South Georgia, South Atlantic Ocean, Polar Regions

Great white shark (Carcharodon carcharias), Seal Island, False Bay, Simonstown, Western Cape, South Africa, Africa

Cape cormorant (Phalacrocorax capensis), Seal Island, False Bay, Simonstown, Western Cape, South Africa, Africa

Harbour seal, Phoca vitulina, near gull, Seattle, Washington, United States of America, North America

Southern elephant seal (Mirounga leonina) pups, Peggotty Bluff, South Georgia, South Atlantic Ocean, Polar Regions

Antarctic fur seal (Arctocephalus gazella) bulls establishing mating territories at the abandoned Grytviken Whaling Station, South Georgia Island, South Atlantic Ocean, Polar Regions

View over a southern elephant seal colony (Mirounga leonina), Coronation Island, South Orkney Islands, Antarctica, Polar Regions

California Sea Lion, Zalophus californianus, Cedros Island, Mexico

Pacific Harbor Seal, Phoca vitulina richardsi, Cedros Island, Mexico

California Sea Lion, Zalophus californianus, Cedros Island, Mexico

California Sea Lion, Zalophus californianus, Cedros Island, Mexico

California Sea Lion, Zalophus californianus, Cedros Island, Mexico

California Sea Lion, Zalophus californianus, Cedros Island, Mexico

Fur seal (Callorhinus ursinus), Kaikoura Peninsula, South Island, New Zealand, Pacific

Adult leopard seal (Hydrurga leptonyx) on ice in Cierva Cove, Antarctic Peninsula, Antarctica, Southern Ocean, Polar Regions

Great white shark (Carcharodon carcharias), Seal Island, False Bay, Simonstown, Western Cape, South Africa, Africa

Great white shark (Carcharodon carcharias), Seal Island, False Bay, Simonstown, Western Cape, South Africa, Africa

Weddell seal (Leptonychotes weddellii) hauled out on ice at Snow Island, South Shetland Islands, Antarctica, Southern Ocean, Polar Regions

Close up of a male Southern elephant seal (Mirounga leonina), St. Andrews Bay, South Georgia Island, Polar Regions

Harbour seal (common seal) (Phoca vitulina), Foula Island, Shetlands, Scotland, United Kingdom, Europe

Southern elephant seals (Mirounga leonina), Peggotty Bluff, South Georgia, South Atlantic Ocean, Polar Regions

Northern giant petrel (Macronectes halli) feeding on dead fur seal carcass, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

Southern elephant seal (Mirounga leonina) bull, Peggotty Bluff, South Georgia, South Atlantic Ocean, Polar Regions

Harbour seal on ice floe, Glacier Bay, Alaska, United States of America, North America

The southern elephant seal (Mirounga leonina) in front of an old whaling boat, Ocean Harbour, South Georgia, Antarctica, Polar Regions

Harbor seal (Phoca vitulina) pup on ice in front of Dawes Glacier, Endicott Arm, southeast Alaska, United States of America, North America

California Sea Lion in Kelp Forest, Zalophus californianus, San Benito Island, Mexico

California Sea Lion in Kelp Forest, Zalophus californianus, San Benito Island, Mexico

California Sea Lion, Zalophus californianus, San Benito Island, Mexico

California Sea Lion, Zalophus californianus, San Benito Island, Mexico

California Sea Lion, Zalophus californianus, San Benito Island, Mexico

Leucistic Antarctic fur seal (Arctocephalus gazella) pup, Prion Island, Bay of Isles, South Georgia, South Atlantic Ocean, Polar Regions

Southern elephant seals (Mirounga leonina), annual catastrophic molt, Hannah Point, Livingston Island, South Shetland Islands, Antarctica, Polar Regions

Great white shark (Carcharodon carcharias), Seal Island, False Bay, Simonstown, Western Cape, South Africa, Africa

Adult crabeater seal (Lobodon carcinophaga), Cuverville Island, near the Antarctic Peninsula, Southern Ocean, Polar Regions

Weddell seal (Leptonychotes weddellii) hauled out on ice at Snow Island, South Shetland Islands, Antarctica, Southern Ocean, Polar Regions

Harbour seal (common seal) (Phoca vitulina), Foula Island, Shetlands, Scotland, United Kingdom, Europe

Southern elephant seal (Mirounga leonina) bull with skua, Peggotty Bluff, South Georgia, South Atlantic Ocean, Polar Regions

Antarctic fur seal (Arctocephalus gazella) in the tussac grass at Peggotty Bluff, South Georgia Island, South Atlantic Ocean, Polar Regions