Macronectes giganteus
The Southern Giant Petrel (Macronectes giganteus) is a formidable and iconic seabird of the Southern Ocean, often dubbed the "vulture of the sea" due to its scavenging habits. Reaching lengths of 85-100 cm, a wingspan of 1.85-2.05 meters, and weighing 3.8-5.0 kg, it is one of the largest members of the order Procellariiformes. Distinctive features include a massive, pale-tipped bill with prominent nasal tubes, a robust body, and a powerful, almost menacing presence. While most individuals exh...
Primarily pelagic, inhabiting cold subantarctic and Antarctic waters, often found near coastlines and islands during breeding season. They forage extensively over open ocean but return to land to breed.
A broad and opportunistic diet consisting primarily of carrion from seals, whales, and other marine life, as well as live prey such as penguins, petrels, fish, and squid. They also consume offal from fishing vessels.
Southern Giant Petrels are primarily diurnal, spending much of their days foraging over vast oceanic expanses or congregating at breeding colonies and food sources. Their foraging strategy is highly opportunistic, relying heavily on scavenging carrion from marine mammals like seals and whales, bu...
The Southern Giant Petrel has a wide circumpolar distribution in the Southern Hemisphere, primarily associated with the Antarctic and subantarctic regions. Its main breeding grounds are concentrated on islands within the Southern Ocean, including South Georgia, the Falkland Islands, Macquarie Isl...
Least Concern
- The Southern Giant Petrel is one of only two petrel species (along with its Northern cousin) that routinely scavenges large mammal carcasses, earning it the nickname "vulture of the sea. - They can projectile vomit a foul-smelling, oily stomach content up to 3 meters (10 feet) as a potent defen...