Learn more about the Leopard seal – with amazing Leopard seal videos, photos and facts on Arkive. Hydrurga (Blainville, ). Environment. marine. Original description. Not documented. Taxonomic citation. WoRMS (). Hydrurga leptonyx (Blainville. Leopard seals feed primarily on krill, using their lobodont teeth to filter these small crustaceans from the water. Although krill are their primary food source.
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Mating takes place in the water, and then the male leaves the female to care for the pup, to which the female gives birth after an average gestation period of days. Females are even larger, growing up to 3.
These cadence of calls are believed to be a part of a long range acoustic display for territorial purposes, or the attraction of a potential mate.
They also have incredible diving capabilities. Breeding season The breeding lasts from December to early January. However, it is known that their breeding system is polygynous, meaning males mate with multiple females during the mating period. Sexual maturity is reached when the seals are around four to five years old, slightly later in males, and longevity in the wild is estimated to be over 26 years 1 6.
Challenges in estimating leopard seal abundance by conventional but state-of-the-art methods”. Rogers, ; Siniff, A reduction in the area of pack-ice associated with global warming would not only affect the amount of habitat available for pupping and resting, but it is likely to also affect the availability of prey species 1.
Wikisource has the text of the New International Encyclopedia article Sea-leopard. Although not required, it would be appreciated if a message was left here indicating where this image was being used.
Although the sexes are similar in overall appearance, unusually for a seal, the female is slightly larger than the male 1 2 3 8. African wild dog L.
Young leopard seals probably eat mostly krillsquid, and fish. Hose’s palm civet D. Ray, ; Rogers, Cystophora Hooded seal C.
WoRMS – World Register of Marine Species – Hydrurga leptonyx (Blainville, )
Support the MarineBio Conservation Society. Juveniles, however, have a much softer, thicker coat with a dorsal stripe, and a light gray underside, peppered with dark spots 7.
Bassaricyon Olingos Eastern lowland olingo B.
Their only known natural predators are killer whaleshowever leopard seals are rarely eaten. However, a decline in antarctic pack ice will likely to be impact the species.
They are primarily shallow divers but they do dive deeper than 80 meters in search for food. Most births occur in October and November. Banded palm civet H. Family Canidae includes dogs Atelocynus Short-eared dog A.
This species is featured in the Antarctic eco-region. The head is large and reptile-like, while the neck is long and flexible, allowing it to pull the head backwards before striking prey like a snake 3 4.
Leopard seals Hydrurga leptonyx are predominately found in the circumpolar region of the Antarctic pack ice. Leopard seals have no observed negative economic effects on humans. Walker’s Marine Mammals of the World. Lophogastrida, Stygiomysida and Mysida Southern skua Stercorarius antarcticus. Antarctic krill Euphausia superbasouthern elephant seal Mirounga leonina pups and seabirds other than penguins have also been taken as prey.
Spotted seal Phoca largha. Some researchers believe this is due to safety concerns for the pups. Leopard seals can dive up to 15 minutes, however because their diet includes warm-blooded animals they are not deep diving seals. Small-toothed palm civet A. Positive There are few interactions between humans and leopard seals, however they are used for scientific research and education. After mating the female is left alone to wean the pups on the ice.
An Overview of the Ecology of Antarctic Seals. This image was selected as picture of the day on the English Wikipedia for December 13, Leopard seals reside mostly on and around the pack ice of Antarctica, but may also be seen on the subantarctic islands if there is enough ice substrate. Northern fur seal C. The Society for Marine Mammalogy.