There are also records of leopard seals attacking divers. The leopard seal lives in the cold waters surrounding the Antarctic continent. They can also be found along the coast of the sub-Antarctic islands. Higher densities of leopard seals are seen in the Western Antarctic than in other regions. At the end of this she digs a hole in the pack ice where she will give birth to a single pup. Leopard seals are solitary and widely distributed throughout the pack ice. When catching prey such as penguins they grab them by the feet and shake them vigorously then slap them against the surface of the water. The leopard seal appears large and muscular. The seal's throat is whitish, and it features black spots which give the animal its name.  It feeds on a wide range of prey including cephalopods, other pinnipeds, krill, birds and fish.It is the only species in the … The seal is a true predator. The overall length of this seal is 2.4–3.5 m (7.9–11.5 ft) and weight is from 200 to 600 kilograms (440 to 1,320 lb). They are highly carnivorous mammals that belong to the family of the true seals. A typical female is about 12 feet long and weighs up to 1,100 pounds. Previous studies have identified a wide range of prey items; however, due to anecdotal or otherwise limited information, leopard seal diets remain unresolved by seal sex, individual, body size… The sea lion has a big weight advantage. But the resemblance is striking. They have a large, reptile-like head with a long, flexible neck. https://dx.doi.org/10.2305/IUCN.UK.2015-4.RLTS.T10340A45226422.en. Resolving the preferred prey items and dietary proportions of leopard seals is central to understanding food-web dynamics in the rapidly-warming Antarctic Peninsula region. At the end of these four weeks the pup is weaned and they part ways so the female can breed again. Along with all of the other earless seals, it belongs to the family Phocidae. Adult male leopard seals have only a few stylized calls, some are like bird or cricket-like trills yet others are low haunting moans. Adult seals probably switch from krill to more substantial prey, including king, adelie, rockhopper, gentoo, emperor, and chinstrap penguins, and less frequently, Weddell, crabeater, Ross, and young Southern elephant seals. Leopard seals are solitary outside of their mating period when large numbers gather on pack ice. Their back is bent, the neck and cranial thoracic region (the chest) is inflated and as they call their chest pulses. Their massive bodies have large heads and long broad foreflippers. The leopard seal, Hydrurga leptonyx, is a large, sexually dimorphic species, in which females are larger than males.The leopard seal is an unusual mammalian predator in that it takes very large-bodied prey for an animal of its body size, as well as being a filter-feeding planktivore. Males will vocalise to attract a mate. These seals are characterized by beinglarge and very voluptuous in terms of muscles, and their skin color may vary but they are mostly dark gray in the upper part of their body, while their abdomen is light gray with dark or black spotswhich resemble the sp… Young leopard seals probably eat mostly krill, squid, and fish. Licensed under CC BY-SA 3.0 via Wikimedia Commons – http://commons.wikimedia.org/wiki/File:Hydrurga_leptonyx_edit2.jpg#mediaviewer/File:Hydrurga_leptonyx_edit2.jpg, “Leopard Seal” by cyfer13 – IMG_1968. The leopard seal is earless, about 10 to 12 feet long (females slightly larger than males), weighs between 800 and 1000 pounds, and always seems to be smiling because the edges of its mouth curl upward. Exactly how fast can seals and sea lions swim? There are at least 18 species of true seals, including the spotted seal, the grey seal, the bearded seal, the leopard seal, the northern elephant seal, and the Hawaiian monk seal. Comparison:leopard seal and sea lion Leopard seal LEOPARD SEAL Size:2,5-3,5 meters Weight: 200-600 kg They live in:Antarctic and Southern Hemisphere coasts Their prey: penguins, other seal species, krill, squid, fish. At the end of the body is a tail with two flippers. Pack ice is normally found in the habitats of leopard seals so that they can haul out. Leopard seals are usually lonely. When sea lions swim, they propel themselves through the water using their front flippers. Young eat mainly krill. Where most seals remain restricted within the pack ice throughout the year, some (mostly young animals) move further north in the austral winter to subantarctic islands and the coastlines of the southern continents. They mate in the water after which the male leaves. T… 18-sep-2014 - just a size comparison. Leopard seal 1: Paul Niklen 0. Paul Nicklen, a National Geographic magazine photographer, captured pictures of a leopard seal bringing live, injured, and then dead penguins to him, possibly in an attempt to teach the photographer how to hunt. Other prey include penguins and fish. The baby seals weigh about 35 kilograms (77 pounds) and double in size within the first three months of life. Where the younger male seals have many different types of variable calls - the adult male seals have only a few, highly stylized calls. Despite large size and fearsome nature of leopard seal, nearly 50% of its diet is based on the krill. They can also be about 11 feet long. Their bodies are long and slender and their heads appear to be almost a little too large for their thin serpent like bodies. Notable incidents include: Leopard seals have shown a predilection for attacking the black, torpedo-shaped pontoons of rigid inflatable boats, necessitating researchers to equip their craft with special protective guards to prevent them from being punctured. Around the sub-Antarctic island of South Georgia, the Antarctic fur seal (Arctocephalus gazella) is the main prey. Examples of aggressive behavior, stalking and attacks have been documented. Size: length:- female 3.6-3.7m; male 3-3.1m weight:- female up to 370kg; male 325kg. Whereas, the ventral side of the coat are paler in color- ranging from white to light gray. So, in leopard seals they have a silver to dark gray blended coat that make up its distinctive "leopard" coloration. It is an extremely aggressive predator, the bane of Kairuku out on the ice floes and a surprising threat to walruses. The grid is 10 km; bathymetric contour intervals are 100 m. Leopard seals have also been filmed eating fur seal pups. Not that I am saying that this particular beast was necessarily a leopard seal exactly, it could have been a different but similar species. The leopard seal’s disproportionately large head, massive jaws, impressive teeth and tremendous gape give it a snake-like appearance. Unlike other seal species that swim by moving their hind limbs side to side, leopard seals … The leopard seal is large, but smaller than the elephant seal and walrus. When translated their scientific name, Hydrurga leptonyx, means ‘slender-clawed water-worker’. The neck is a lighter grey and patterned with black spots. The females give birth to a single pup during the austral summer on the floating ice floes of the Antarctic pack ice, and protect their pups until they are able to fend for themselves. Some of the vocalisations made by leopard seals includes grunts and growls. While singing the seal hangs upside down and rocks from side to side under the water. Hückstädt, L. 2015. Previous reports stating the leopard seal skins its prey before feeding have been found to be incorrect. Leopard seal. Females are slightly larger than the males. Which will dominate in a confrontation? They are the second largest predator in the Antarctic after the killer whale. They communicate through quieter grunts and whines than sea-lions, who are known for their loud barks. Appearance. It is muscular, with relatively short limbs and a broad head. It is in the tribe of Lobodontini seals, and is the only species in the genus Hydrurga. The IUCN Red List of Threatened Species 2015: e.T10340A45226422. Leopard seal is a carnivore and vicious predator. An average weight for a leopard seal is between 200 and 600kg (440 and 1,320lb). Mating occurs between November and February in leopard seal populations. These two amazing creatures are larger than grizzly bears and are some of the top marine predators. A typical male is about 10 feet long and weighs more than 600 pounds. Lacking the teeth necessary to slice its prey into manageable pieces, it flails its prey from side to side tearing and ripping it into smaller pieces. Crabeater weddell leopard. Typemammaldietcarnivoreaverage life span in the wild12 to 15 yearssize10 to 115 ft 3 to 35 mweightup to 840 lbs 380 kg the leopard seal is a couple of feet longer. The leopard seal is bold, powerful and curious. He will go and mate with numerous females before the breeding season ends. The leopard seals have age-related differences in their calling patterns, just like birds. For those that tame leopard seals, they will find them an adept amphibious mount for the ocean, with affinity for killing kairuku and storing th… The male seals produce loud calls (153 to 177 dB re 1 μPa at 1 m) for many hours each day. Leopard seal is an … Little Rhino Calf Joins the Family at The Wilds, Red-Tailed Guneon Swing In to the Maryland Zoo, Monarto Celebrate 20 years of Rhino Conservation. Food: adults eat penguins, fish, squid, sea birds, krill (shrimp-like animals) and smaller seals. In the water, there is a fine line between curiosity and predatory behaviour, and it may 'play' with penguins it does not intend to eat. In 2003, a leopard seal dragged snorkeling biologist Kirsty Brown of the British Antarctic Survey nearly 200 ft (61 m) underwater to her death, in what was identified as the first known human fatality from a leopard seal. Advertisement. Leopard seals, Hydrurga leptonyx (Blainville, 1820), are large and impressive members of the seal family reaching between 2.41-3.38 m in length and weighing between 200-591 kg. Some individuals will occasionally drift into waters off the coast of South America, New Zealand, Australia and Africa though this is uncommon. 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