orca leopard seal - YouTube. However, it doubles back and attacks Maya, who is badly injured when it bites her leg. [11] Most leopard seal breeding is on pack ice. As the sea ice melts ever earlier in the season, swimming to escape predators becomes even harder. Because of their limited subpolar distribution in the Antarctic, they may be at risk as polar ice caps diminish with global warming. The leopard seal (Hydrurga leptonyx), also referred to as the sea leopard, is the second largest species of seal in the Antarctic (after the southern elephant seal).Its only natural predator is the killer whale. Orca vs. Leopard Seal; Oryx vs Wolf; Owl vs Falcon; Owl vs Gyrfalcon; Owl vs Peregrine Falcon; P Panda vs Panther; Past vs Present; Penguin vs Puffin; Pike vs Muskie; Polar Bear vs Walrus; Polar Bear vs. Grizzly Bear; Postosuchus vs. Smilosuchus; Predator X vs. Plesiosaur; Predatory Earwig vs… Leopard seals rank alongside killer whales as Antarctica's top predator. The leopard seal (Hydrurga leptonyx), also referred to as the sea leopard,[3] is the second largest species of seal in the Antarctic (after the southern elephant seal). In reality, no way. It feeds on a wide range of prey including cephalopods, other pinnipeds, krill, birds and fish.It is the only species in the genus Hydrurga. Their effort to wave-wash the seal off the ice is a tactic specific to this species. Answer Save. It kills the swimming bird by grabbing the feet, then shaking the penguin vigorously and beating its body against the surface of the water repeatedly until the penguin is dead. Leopard Seals - Lords of the Ice - Nature Killers. Killer whales have a diverse diet, although individual populations often specialize in particular types of prey. [42] Notable incidents include: In a report read at the inquiry into Brown's death, Professor Ian Boyd from St. Andrews University stated that the seal may have mistaken her for a fur seal or may have been frightened by her presence and attacked in defense. The elephant seal decides to go for a swim. This is how we are currently learning so much about leopard seals diet and foraging habits. Leopard seals often stay away from Elephant seal bulls and larger sealion males when it comes on the beach. Orcas and large sharks are the only natural predators of leopard seals. Along with all of the other earless seals, it belongs to the family Phocidae, and is the only species in the genus Hydrurga. They also have a reinforced trachea to prevent collapse at great depth pressures. They prey on krill, fish, squid, Antarctic species of penguins, sea birds, crabeater, Weddell, young elephant seals, and fur seals. Some feed exclusively on fish, while others hunt marine mammals such as seals … Their large front flippers are used to steer themselves through the water column making them extremely agile while hunting. Monk seals, including the critically endangered Hawaiian monk seal, are also categorized as true seals. [4] It feeds on a wide range of prey including cephalopods, other pinnipeds, krill, birds and fish. Leopard seals are also known to take fur seal pups. That said, if you made a Polar Bear fight any of these creatures, the Elephant Seal … [33], Around the sub-Antarctic island of South Georgia, the Antarctic fur seal (Arctocephalus gazella) is the main prey. [39] This information is sent to a satellite where scientists from anywhere in the world can collect the data. [27] They sighted seal pups from the beginning of November to the end of December, and noticed that there was about one pup for every three adults, and they also noticed that most of the adults were staying away from other adults during this season, and when they were seen in groups they showed no sign of interaction. [21] While singing the seal hangs upside down and rocks from side to side under the water. Where the younger male seals have many different types of variable calls – the adult male seals have only a few, highly stylized calls. 1 decade ago. Our Incredible Ocean: Now Is the Time to Protect It. They are solitary creatures that only come together to breed. The elephant seal sees the orca and swims back onto the beach but then gets quickly pulled into the water. Named after their spotted coats and fearsome jaws, leopard seals have large, reptilian heads and streamlined bodies. The leopard seal has a distinctively long and muscular body shape when compared to other seals, but it is perhaps best known for its reptilian-like head and massive jaws which are enormous for its body size and which allow it to be one of the top predators in its environment. Such generalization and adaptations may be responsible for the seal's success in the challenging Antarctic ecosystem. Orcas (killer whales) are currently the only recognized predator of leopard seals. Dr Pitman told the Sunday Telegraph that the whales deal with seals … This is possible by increasing surfactant which coats the alveoli in the lungs for re-inflation. Examples of aggressive behaviour, stalking and attacks have been documented. This causes the seal to be thrown into the water where another Orca waits to kill it. Have there been any witnesses or documented acts of Orcas doing so ... 602 x 339 jpeg 59kB. Last November, a pod of killer whales was filmed chasing a great white shark off Seal Island, in Mossel Bay—about 50 miles from Knysna. Higher densities of leopard seals are seen in the Western Antarctic than in other regions. An orca near by spots the pinniped and dashes towards it. On June 15, 1972, the hull of the 13-metre-long (43 ft) wooden schooner Lucette was damaged by a pod of killer whales and sank approximately 320 kilometres (200 mi) west of the Galapagos Islands. Fern Tammi. Leopard seals are earless seals. Since leopard seals live in an area difficult for humans to survive in, not much is known on their reproduction and breeding habits. The orcas chased their prey until it was fatigued and drowned. When wave washing fails, they broke up the ice with sheer force. [40], Leopard seals are apex predators presenting a potential risk to humans. [38] These measurements are then used to calculate their energetics which is the amount of energy and food it takes for them to survive as a species. [22] The leopard seals have age-related differences in their calling patterns, just like birds. Out of all the stuff a pod of orca might eat in the Antarctic or New Zealand waters, leopard seals must be almost the very most dangerous. Another seal that many people think of is the leopard seal. Scientists attach this device usually to the head of the animal and it records depth, bottom time, total dive time, date and time, surface time, haul out time, pitch and roll, and total number of dives. A quick look at Youtube says yeas they do. Seals and … Their back is bent, the neck and cranial thoracic region (the chest) is inflated and as they call their chest pulses. Weight: 200–600 kg. Here you see a pocket of … F4: Polar Bears are observed preying on Walrus and they are usually unsuccessful. [28] Leopard seal pups mortality rate within the first year is close to 25%. Mating takes place in the water, and then the male leaves the female to care for the pup, which the female gives birth to after an average gestation period of 274 days. Length: 2.5-3.5 metres. The world is an amazing place full of stories, beauty and natural wonder. Some researchers believe this is due to safety concerns for the pups. Are leopard seals on the menu for orcas? [23] Conversely, a female leopard seal can attribute calls to their environment as well; however, usually it is to gain the attention of a pup, after getting back from a forage for food. 5:09. Leopard Seal - Hydrurga leptonyx The leopard seal (Hydrurga leptonyx), also referred to as the sea leopard, is the second largest species of seal in the Antarctic (after the southern elephant seal… Source: Leopard Seal Hunting Gentoo Penguins, Richard Sidey. Antarctic krill (Euphausia superba), southern elephant seal (Mirounga leonina) pups and seabirds other than penguins have also been taken as prey. Co-operative hunting of leopard seals on Antarctic fur seal pups has been witnessed, which could be a mother helping her older pup, or could also be female-male couple interactions, to increase their hunting productivity. When the leopard seal found out it was bitten, It fights back. Here you'll find 50 years worth of entertaining and thought-provoking natural history content. Oddly enough fur seals are not seals at all. They have long bodies (10 to 11.5 feet) and elongated heads. Browse more videos. Activity Time Budget during Foraging Trips of Emperor Penguins, 10.2305/IUCN.UK.2015-4.RLTS.T10340A45226422.en, "Marine Species Identification Portal : Leopard seal - Hydrurga leptonyx", "Leopard seal sightings in New Zealand on the rise", "Responses of Antarctic pack-ice seals to environmental change and increasing krill fishing", "Spatial patterns in activity of leopard seals Hydrurga leptonyx in relation to sea ice", "Density Can Be Misleading for Low-Density Species: Benefits of Passive Acoustic Monitoring", "Hunting and social behaviour of leopard seals (Hydrurga leptonyx) at Seal Island, South Shetland Islands, Antarctica", "POV: Why Are Leopard Seals Eating Fur Seal Pups? Also known as the killer whale or the killer dolphin, the orca (Orcinus orca) is the largest member of the dolphin family, and one of the most distinctive of allcetaceans. Name: Leopard Seal, Sea Leopard (Hydrurga leptonyx). Then they consumed almost the entire whale, leaving only a dorsal fin behind. The biggest is the Southern elephant seal and they’re both prey for Killer whales. [26] In preparation for the pups, the females dig a circular hole in the ice as a home for the pup. [16][11][17] These matrilineal groups can move further north in the austral winter to sub-antarctic islands and the coastlines of the southern continents to provide care for their pups. [7] Females are slightly larger than males. ", "Seasonal occurrence and diet of leopard seals (, "Leopard seals suck up krill like whales", "An accurate and adaptable photogrammetric approach for estimating the mass and body condition of pinnipeds using an unmanned aerial system", "Summer diving and haul-out behavior of leopard seals (Hydrurga leptonyx) near mesopredator breeding colonies at Livingston Island, Antarctic Peninsula", "Leopard Seal Kills Scientist in Antarctica", Inquiry into fatal leopard seal attack begins, National Geographic photographer's surprise encounter with deadly predator, "Leopard Seal - Seal Facts and Information", Best Wildlife Photos of 2005 – "Underwater World" Winner: "Leopard Seal Pass", https://en.wikipedia.org/w/index.php?title=Leopard_seal&oldid=999545038, Fauna of Heard Island and McDonald Islands, Taxa named by Henri Marie Ducrotay de Blainville, Creative Commons Attribution-ShareAlike License, In 1985, Canadian-British explorer Gareth Wood was bitten twice on the leg when a leopard seal tried to drag him off the ice and into the sea. This was a statement, that was a part of a larger statement. [4] Its canine teeth are 2.5 cm (1 in). Report. Krill meanwhile, is eaten by suction, and strained through the seal's teeth, allowing leopard seals to switch to different feeding styles. Orcas and Leopard seals are apex predators in Antarctic and sub-antarctic waters. The male leopard seal does not participate in taking care of the pup, and goes back to its solitary lifestyle after the breeding season. A newborn pup weighs around 66 pounds and are usually with their mother for a month, before they are weaned off. [24] Each male leopard seal produces these individual calls, and can arrange their few call types into individually distinctive sequences (or songs). Mating occurs from December to January, shortly after the pups are weaned when the female seal is in estrus. As the sea ice melts ever earlier in the season, swimming to escape predators becomes even harder. [22] Adult male leopard seals have only a few stylized calls, some are like bird or cricket-like trills yet others are low haunting moans. Leopard Seal vs. Leopard Seal—Underwater Food Fight. [31], The only natural predators of leopard seals are the killer whale and possibly the elephant seal. A sexually active female (ages 3–7) can give birth to a single pup during the summer on the floating ice floes of the Antarctic pack ice, with a sexually active male (ages 6–7). Diet: Penguins, other species of seal, krill, squid, fish. [11] While solitary animals may appear in areas of lower latitudes, females rarely breed there. The leopard seal uses it’s powerful jaws and razor sharp teeth to take a bite out of the orca’s massive body. Then, They both wash themselves on the ice. A pair of orcas were filmed apparently hunting a great white shark off the coast of South Africa. Wikipedia® is een geregistreerd handelsmerk van de Wikimedia Foundation, Inc., een organisatie zonder winstoogmerk. Leopard seals are not social animals. And, When the leopard seal was not looking, The orca uses it’s massive jaws to take a huge bite out of the leopard seal’s body. As "true" seals, they do not have external ears or pinnae, but possess an internal ear canal that leads to an external opening. Maya and the team are nearby, they hear Max and join him. But wait, there’s more on the leopard seal… [34], When hunting penguins, the leopard seal patrols the waters near the edges of the ice, almost completely submerged, waiting for the birds to enter the ocean. The elephant seal sees the orca and swims back onto the beach but then gets quickly pulled into the water. [37] They are covered in a thick layer of blubber that helps to keep them warm while in the cold temperatures of the Antarctic. [5][6] The name hydrurga means "water worker" and leptonyx is the Greek for "small clawed". The leopard seal (Hydrurga leptonyx), also referred to as the sea leopard, is the second largest species of seal in the Antarctic (after the southern elephant seal).Its only natural predator is the killer whale. Scientists who observed the hunt said it was rare to see orcas take down a whale so close. Killer Whale vs. Leopard Seal. Both smart, bold and vicious hunters. Named Kevin by the group, a Crabeater seal evades the orcas by climbing onto a piece of ice. www.antarctica.gov.au. 320 x 180 jpeg 13kB. The orcas moves in unison creating a wave that rocks the ice. Orcas are the only known predator of leopard seals. 4 Answers. Seals and sea lions are often portrayed as innocent puppy dogs of the sea. Considering the size difference, and the fact that many orca feed primarily on seals and sea lions - some of which are larger than leopard seals, I'd put my money on the orca. The leopard seal which is more aggressive and powerful than the cape seal can also kill a blue shark too which might indicate a leopard seal can kill something larger than a penguin. antidiary.com. However, they are not nearly as innocent as you’d like to believe. [23] However, scientists have identified five distinctive sounds that male leopard seals make, which include: the high double trill, medium single trill, low descending trill, low double trill, and a hoot with a single low trill. 1 0. Young leopard seals will usually eat mostly krill, squid and fish. However, attacks on humans are rare. ... You stated that the leopard seal has no predators other than orcas, and therefore makes it more formidable. [39] They are able to complete these dives by collapsing their lungs and re-inflating them at the surface. [7] The front teeth are sharp like those of other carnivores, but their molars lock together in a way that allows them to sieve krill from the water in the manner of the crabeater seal. Humpback whales rescue seals from orca attacks. This information can be obtained by scientists by attaching transmitters to the seals after they are tranquilized on the ice. The leopard seal is large and muscular, with a dark grey back and light grey on its stomach. Killer whales (or orcas) are powerful predators capable of killing leopard seals and great white sharks.They have also been recorded preying on usually terrestrial species such as moose swimming between islands. With this information we are able to calculate and better understand their diving physiology. ... See First Ever Video of an Orca Mother and Son Killing a Calf. [20] These devices are called satellite-linked time depth recorders (SLDRs) and time-depth recorders (TDRs). The group of intelligent orcas moves in unison creating a wave that rocks the ice. This layer of blubber also helps to streamline their body making them more hydrodynamic. While they’re not the longest-living mammal in the world, leopard seals can live for an impressively long … Orcas are apex predators that feed on both fish and other marine mammals. It feeds on a wide range of prey including cephalopods, other pinnipeds, krill, birds and fish.It is the only species in the genus Hydrurga.Its closest relatives are the Ross seal… An orca near by spots the pinniped and dashes towards it. Source: Leopard Seal Hunting Gentoo Penguins, Richard Sidey. The elephant seal first tries to bite the orca’s face and succeeds, making the killer whale let go. [27], Five research voyages were made to Antarctica in 1985, 1987 and 1997–1999 to look at leopard seals. This is essential when hunting small prey items such as penguins because speed is necessary. 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