Animal Age

How old does a Southern elephant seal get? (age expectancy)

What is the maximal age a Southern elephant seal reaches?

An adult Southern elephant seal (Mirounga leonina) usually gets as old as 23 years.

Southern elephant seals are around 239 days in the womb of their mother. When born, they weight 39.45 kg (86.96 lbs) and measure 2.6 cm (0′ 2″). As a member of the Phocidae family (genus: Mirounga), their offspring is 1 babies per pregnancy. Fully grown, they reach a bodylength of 3.69 meter (12′ 2″).

As a reference: Usually, humans get as old as 100 years, with the average being around 75 years. After being carried in the belly of their mother for 280 days (40 weeks), they grow to an average size of 1.65m (5′ 5″) and weight in at 62 kg (137 lbs), which is obviously highly individual.

A Southern elephant seal gets as old as 23 years

The southern elephant seal (Mirounga leonina) is one of the 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. A bull southern elephant seal is about 40% heavier than a male northern elephant seal (Mirounga angustirostris), more than twice as heavy as a male walrus (Odobenus rosmarus), and 6–7 times heavier than the largest living terrestrial carnivorans, the polar bear (Ursus maritimus) and the Kodiak bear (Ursus arctos middendorffi).

Animals of the same family as a Southern elephant seal

Not really brothers and sisters, but from the same biological family (Phocidae):

Animals that reach the same age as Southern elephant seal

With an average age of 23 years, Southern elephant seal are in good companionship of the following animals:

Animals with the same number of babies Southern elephant seal

The same number of babies at once (1) are born by:

Weighting as much as Southern elephant seal

A fully grown Southern elephant seal reaches around 1600 kg (3527.39 lbs). So do these animals:

Animals as big as a Southern elephant seal

Those animals grow as big as a Southern elephant seal: