The southern elephant seal (Mirounga leonina) is one of two species of elephant seals.It is the largest member of the clade Pinnipedia and the order Carnivora, as well as the largest extant marine mammal that is not a cetacean.It gets its name from its massive size and the large proboscis of the adult male, which is used to produce very loud roars, especially during the breeding season. The numbers have recovered since. This thread is archived. How much do elephant seals weigh? report. Elephant Seal Hunting Habits. share. The counts were corrected using a model of the haul-out distribution to adjust for date of count. Southern elephant seals are the largest seal species, followed by Northern seals. The females hunt in an open ocean while the male elephant seals search for food on the ocean floor. The massive seal is a southern elephant seal that lives in California. Elephant seal male reared up and vocalizing into inflated proboscis (left), juvenile males nearby retreat (right). Photo taken at Gulf of the Farallones National Marine Sanctuary (California), February 26, 2004. Photo: Twitter. Females are smaller and weigh around 7 – 800 kg. 92% Upvoted. It is believed that only about one percent of all male elephant seals actually get to mate during their life. Cannot be tamed Size Birth: 153,500 cm 3: Mid: 767,500 cm 3: Max: 1,535,000 cm 3. Sexual dimorphism in size is great: The males can grow to 14 ft (4 m) and 5,000 lb (2,300 kg), while the females grow to 11 ft (3 m) and 1,400 lb (640 kg). In 1978, 872 were born there. Currently, elephant seals are protected in the U.S. by the federal Marine Mammal Protection Act, and are not of particular conservation concern. 2-MIN READ. Much more agile in their ocean environment, an elephant seal moves on land with considerable effort, by using its front flippers and belly. As the name suggests, elephant seals are huge members of the seal family that have a large trunk-like nose that somewhat resembles an elephant’s. Casual. Southern elephant seals can travel up to 33,800 km (21,000 miles) per year, the longest known migration for any mammal. Northern Elephant Seal versus Southern Elephant Seal At around half the size and weight of their southern counterparts male northern elephant seals usually grow to around 5,070 pounds (2,300 kg). (3,855.5 kilograms). Males began to haul out on the mainland in 1965. Elephant Seal Care. A pup born in January 1975 was the first known mainland birth of a northern elephant seal at Año Nuevo; 86 pups were born there in 1978. Elephant seal blubber is a several inches thick layer of fat that has numerous vessels both for blood and lymphatic fluid transportation. Close. Female Elephant seals have an average life expectancy of about 20 years, and can give birth starting at the age of 3 – 4. The northern elephant seal is the second largest seal in the world, after the southern elephant seal. 33 comments. (GA images) By inflating the proboscis and vocalizing into it, a large male can use this to threaten other nearby males. Annual pup production was estimated to be about 102000. Elephant seals exhibit sexual dimorphism - a systematic difference in form between individuals of opposite sex of the same species. Only sperm whales dive deeper and longer. Elephant Seal the size of an Elephant vs an Elephant. hide. The lifespan of an elephant seal is approximately 20 to 23 years. The smaller seal is an adult female and the much larger one with the trunk-like nose is an adult male. Steve Backshall gets close to a fight between two giant Elephant Seals. News18 » News » Buzz » Watch: Massive Elephant Seal, the Size of a Car, Enjoys a Night Out in Chilean Town. Use the black & white printable as a coloring page. To find food, these mammals migrate and often spend months at sea, diving at great depths. An empirical genetic assessment of the severity of the northern elephant seal population bottleneck, Current Biology, Volume 10, Issue 20, 14 October 2000, Pages 1287-1290 They have delayed implantation, which is why babies are born after 12 months even though the pregnancy itself does last for 9. Elephant seals molt each year between April and August, shedding not only their hair but also the top layer of their skin. Posted by 3 years ago. 87711 females and 10260 adult males were counted. Casual. A male southern elephant seal grows to about 16 feet and can weigh up to 11,000 pounds. 8 Oct, 2020 02:39 AM 3 minutes to read. Pups and adults can be attacked by orca whales. Today, the northern elephant seal population has rebounded to approximately the size it was before hunting. The average number of alleles for the northern elephant seal (3.19 alleles/locus) is the highest of the 4 closely related species except the southern elephant seal (3.65 alleles/locus); however, the sample size is 1 or 2 orders of magnitude higher in the northern elephant seal than in these other species. A male elephant seal from the north can be as large as 13 feet long and weigh 4,400 pounds. Photos tell a much better story, but the size of objects in photos can be misleading if there isn't a familiar object in there for scale. Adult males are 14 to 16 feet (4 to 5 m) in length and 4,000 to 5,000 pounds (1,400 to 2,300 kg) in weight. Although their sheer size is recognisable in itself, the elephant seal takes its name from their trunk-like snout, also known as the proboscis – a feature only males have. For a sub-sample of measured pups, data on the respective maternal size were collected using photogrammetry. 3. save. One will become BeachMaster and one will have to return to the water. Elephant seals derive their name from their great size and from the male's large proboscis, which is used in making extraordinarily loud roaring noises, especially during the mating competition. Males grow to huge sizes, and they can weigh 8,800 pounds (3,991 kg) or more. It’s estimated that there are 150,000 individuals, with 124,000 in California waters. In northern elephant seal colonies, in which individuals breed at higher density and form larger harems with several associated males, the percentage of copulations of the HH does decrease with increasing harem size (Le Boeuf, 1974; Le Boeuf and Reiter, 1988). Elephant seal harem with all babies nearly the same age. Males are massive, weighing up to 8,500 lbs. King, J. E. 1966. Mayhem as Elephant seal size of car parks up in Chilean town. The largest is the southern elephant seal. 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