1112-7578 - An adult northern giant petrel (Macronectes halli) in flight in the Drake Passage, Argentina, South America

1112-7575 - An adult northern giant petrel (Macronectes halli) in flight in the Drake Passage, Argentina, South America

860-290909 - Northern Giant Petrel or Hall's Giant Petrel (Macronectes halli) soaring over the waves of the South Atlantic near South Georgia. Antarctica, Subantarctica, South Georgia, October

746-91064 - Southern Giant Petrel (Macronectes giganteus) on nest in Godthul on south Georgia. Antarctica, Subantarctica, South Georgia, October

971-209 - Southern giant petrel (Macronectes giganteus) with blood-covered head, taking off at Volunteer Point, Falkland Islands, South America

971-194 - Northern giant petrel (Macronectes halli) resting in grassland above the sea, Grytviken, South Georgia, Polar Regions

971-174 - Female northern giant petrel (Macronectes halli), ringed on South Georgia and photographed years later off Bristol Island, South Sandwich Islands, Polar Regions

971-159 - Southern giant petrel (Macronectes giganteus) flying low over the sea at Port William, Falkland Islands, South America

1112-4136 - Adult northern giant petrel, Macronectes halli, on nest in tussock grass at Elsehul, South Georgia Island, Atlantic Ocean

1167-1788 - Southern Giant Petrel (Macronectes giganteus), moss covered rock, Torgersen Island, Antarctic Peninsula, Antarctica, Polar Regions

741-5296 - A southern giant petrel (Macronectes giganteus) in flight, Falkland Islands, South America

860-284954 - Southern giant petrel on a beach at sunrise-Falkland islands

860-286077 - Southern Giant Petrel off past a wave, Falkland Islands

1112-2842 - A rare white morph of the southern giant petrel (Macronectes giganteus), English Strait, Antarctica, Polar Regions

911-10219 - A Southern Giant Petrel, Macronectes giganteus, flying in the Drake Passage, Sub-Antarctic.

911-9997 - A Wandering Albatross; Diomedea exulans, the bird with the largest wing span on the planet, at around 11 feet 6 inches, flying in the Drake Passage, Sub-Antarctic.

911-10007 - A Black Browed Albatross; Thalassarche melanophrys, flying in the Drake Passage, Sub-Antarctica.

911-10005 - A Southern Giant Petrel, Macronectes giganteus, on the beach at Gold Harbour, South Georgia, Southern Ocean.

911-9998 - A Southern Giant Petrel, Macronectes giganteus, on the beach at Salisbury Plain, South Georgia, Southern Ocean.

1112-1311 - Northern giant petrel (Macronectes halli) off Kaikoura, South Island, New Zealand, Pacific

1112-676 - Northern giant petrel (Macronectes halli) posturing over dead fur seal carcass, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

1112-678 - Northern giant petrel (Macronectes halli) fighting over dead fur seal carcass, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

1112-681 - Northern giant petrel (Macronectes halli) feeding on dead fur seal carcass, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

1112-677 - Northern giant petrel (Macronectes halli) fighting over dead fur seal carcass, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

1112-680 - Northern giant petrel (Macronectes halli) posturing over dead fur seal carcass, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

1112-679 - Northern giant petrel (Macronectes halli) fighting over dead fur seal carcass, Gold Harbour, South Georgia, South Atlantic Ocean, Polar Regions

1116-11565 - Southern Giant Petrel (Macronectes giganteus) & South American Sea Lion (Otaria flavescens) colony, Peninsula Valdes, Chubut, Argentina

917-472 - Southern giant petrels (Macronectes giganteus), Gough Island, South Atlantic Ocean, Polar Regions

1198-280 - Southern giant petrel (macronectes giganteus) gold harbour, south georgia, close-up of head, portrait, beak open.

1198-580 - Southern giant petrel (macronectes giganteus) gold harbour, south georgia, flying along cliff edge searching for food.

1198-86 - Southern giant petrel (macronectes giganteus) falkland islands, in flight.

909-220 - Northern Giant Petrel (Macronectes halli) scaring off a big group of Gentoo Penguin (Pygoscelis papua) chicks. Livingston Island, Antarctic Peninsula

909-61 - Young Northern Giant Petrel (Macronectes Halli). Sandy Bay, Auckland Island, Subantarctic New Zealand.

1034-111 - Southern giant petrel (Macronectes giganteus) white morph, and chinstrap penguins (Pygocelis antarctica), NB: penguins standing their ground against the petrel, antarctica, Southern Oceanl

917-256 - Southern Giant Petrels, Macronectes giganteus, flying in unison, Gough Island, South Atlantic Ocean.

917-244 - Southern Giant Petrel, Macronectes giganteus, South Georgia, South Atlantic Ocean.

979-3951 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-9274 - Northern giant petrel (Macronectes halli) fighting over the scavenging rights to a dead elephant seal pup at Royal Harbor on South Georgia Island, Southern Ocean

979-3950 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-3949 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-3955 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-9275 - Northern giant petrel (Macronectes halli) fighting over the scavenging rights to a dead elephant seal pup at St. Andrews Bay on South Georgia Island, Southern Ocean

979-1752 - Southern Giant Petrel (Macronectes giganteus) on the wing in and around the Antarctic Peninsula. (rr)

979-4610 - Southern Giant Petrel (Macronectes giganteus) in and around South Georgia, Southern Ocean

979-7487 - Southern giant petrel (Macronectes giganteus) in flight in the Drake Passage, Southern Ocean

979-3959 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-9273 - Northern giant petrel (Macronectes halli) fighting over the scavenging rights to a dead elephant seal pup at Royal Harbor on South Georgia Island, Southern Ocean

979-4617 - Southern Giant Petrel (Macronectes giganteus) in and around South Georgia, Southern Ocean

979-1429 - King Penguin colony (Aptenodytes patagonicus) guarding against a Southern Giant Petrel (Macronectes gigantes) on South Georgia Island, southern Atlantic Ocean.

979-4608 - Southern Giant Petrel (Macronectes giganteus) in and around South Georgia, Southern Ocean

979-3952 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-3956 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-3960 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-4623 - Southern Giant Petrel (Macronectes giganteus) on the wing in and around South Georgia, Southern Ocean

979-7102 - Southern Giant Petrels (Macronectes giganteus) attacking and eventually killing an imperial rock shag (Phalacrocorax (atriceps) atriceps) on a tiny offshore reef in the Beagle Channel outside Ushuaia, Argentina

979-1757 - Southern Giant Petrel (Macronectes giganteus) on the wing in and around the Antarctic Peninsula. (rr)

979-4622 - Southern Giant Petrel (Macronectes giganteus) on the wing in and around South Georgia, Southern Ocean

979-1750 - Southern Giant Petrel (Macronectes giganteus) breeding pair in Arthur Harbor near Palmer Station close to the Antarctic Peninsula.

979-3954 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-4618 - Southern Giant Petrel (Macronectes giganteus) on the wing in the Falkland Islands, South Atlantic Ocean

979-7105 - Southern Giant Petrels (Macronectes giganteus) attacking and eventually killing an imperial rock shag (Phalacrocorax atriceps) on a tiny offshore reef in the Beagle Channel outside Ushuaia, Argentina

979-4612 - Southern Giant Petrel (Macronectes giganteus) in and around South Georgia, Southern Ocean

979-1753 - Southern Giant Petrel (Macronectes giganteus) on the wing in and around the Antarctic Peninsula.

979-3946 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-7104 - Southern Giant Petrels (Macronectes giganteus) attacking and eventually killing an imperial rock shag (Phalacrocorax atriceps) on a tiny offshore reef in the Beagle Channel outside Ushuaia, Argentina

979-4624 - Southern Giant Petrel (Macronectes giganteus) on the wing in and around South Georgia, Southern Ocean

979-4606 - Southern Giant Petrel (Macronectes giganteus) in and around South Georgia, Southern Ocean

979-4620 - Southern Giant Petrel (Macronectes giganteus) parent and chick on Barren Island in the Falkland Islands, South Atlantic Ocean

979-1755 - Southern Giant Petrel (Macronectes giganteus) on the wing in and around the Antarctic Peninsula.

979-3961 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-7489 - Southern giant petrel (Macronectes giganteus) in flight in the Drake Passage, Southern Ocean

979-3948 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-4609 - Southern Giant Petrel (Macronectes giganteus) in and around South Georgia, Southern Ocean

979-7486 - Southern giant petrel (Macronectes giganteus) in flight in the Drake Passage, Southern Ocean

979-3958 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-7101 - Southern Giant Petrel (Macronectes giganteus) taking flight near the Antarctic Peninsula, Southern Ocean

979-4616 - Southern Giant Petrel (Macronectes giganteus) in and around South Georgia, Southern Ocean

979-1749 - Southern Giant Petrel (Macronectes giganteus) on the water around the Antarctic Peninsula. Note the light coloration of the plumage of this animal.

979-1756 - Southern Giant Petrel (Macronectes giganteus) on the wing in and around the Antarctic Peninsula.

979-9271 - Northern giant petrel (Macronectes halli) fighting over the scavenging rights to a dead elephant seal pup at Royal Harbor on South Georgia Island, Southern Ocean

979-4621 - Southern Giant Petrel (Macronectes giganteus) on the wing in and around South Georgia, Southern Ocean

979-1754 - Southern Giant Petrel (Macronectes giganteus) on the wing in and around the Antarctic Peninsula. (rr)

979-7100 - Southern Giant Petrel (Macronectes giganteus) taking flight near the Antarctic Peninsula, Southern Ocean

979-9272 - Northern giant petrel (Macronectes halli) fighting over the scavenging rights to a dead elephant seal pup at Royal Harbor on South Georgia Island, Southern Ocean

979-4607 - Southern Giant Petrel (Macronectes giganteus) in and around South Georgia, Southern Ocean

979-7103 - Southern Giant Petrels (Macronectes giganteus) attacking and eventually killing an imperial rock shag (Phalacrocorax atriceps) on a tiny offshore reef in the Beagle Channel outside Ushuaia, Argentina

979-4615 - Southern Giant Petrel (Macronectes giganteus) in and around South Georgia, Southern Ocean

979-3947 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-4619 - Southern Giant Petrel (Macronectes giganteus) chick on Barren Island in the Falkland Islands, South Atlantic Ocean

979-3953 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-4613 - Southern Giant Petrel (Macronectes giganteus) in and around South Georgia, Southern Ocean

979-9388 - Southern giant petrel (Macronectes giganteus) in flight against the sun near South Georgia, Southern Ocean

979-1751 - Southern Giant Petrel (Macronectes giganteus) on the wing in and around the Antarctic Peninsula.

979-3962 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-4611 - Southern Giant Petrel (Macronectes giganteus) in and around South Georgia, Southern Ocean

979-1747 - Southern Giant Petrel (Macronectes giganteus) on the wing taking off over water in and around the Antarctic Peninsula.

979-7488 - Southern giant petrel (Macronectes giganteus) in flight (lighter phase shown here) in the Drake Passage, Southern Ocean

979-4614 - Southern Giant Petrel (Macronectes giganteus) in and around South Georgia, Southern Ocean

979-3957 - Southern Giant Petrel (Macronectes giganteus) and Northern Giant Petrel (Macronectes halli) tearing apart an Antarctic fur seal pup in the water at Grytviken on South Georgia, Southern Atlantic Ocean

979-1748 - Southern Giant Petrels (Macronectes giganteus) feeding near a cape petrel near the Antarctic Peninsula.