Animal Size
Northern fur seal size: How big do they get?
How big does a Northern fur seal get? Here is an overview over the average adult age:
A grown Northern fur seal (Callorhinus ursinus) reaches an average size of 1.74 meter (5′ 9″).
When born, they have an average size of 0 cm (0′ 0″). During their lifetime of about 35 years, they grow from 5.35 kg (11.8 lbs) to 55.58 kg (122.54 lbs). A Northern fur seal has 1 babies at once. The Northern fur seal (genus: Callorhinus) is a member of the family Otariidae.
As a reference: Humans reach an average body size of 1.65m (5′ 5″) while carrying 62 kg (137 lbs). A human woman is pregnant for 280 days (40 weeks) and on average become 75 years old.
The northern fur seal (Callorhinus ursinus) is an eared seal found along the north Pacific Ocean, the Bering Sea, and the Sea of Okhotsk. It is the largest member of the fur seal subfamily (Arctocephalinae) and the only living species in the genus Callorhinus. A single fossil species, Callorhinus gilmorei, is known from the Pliocene of Japan and western North America.
Animals of the same family as a Northern fur seal
We found other animals of the Otariidae family:
Guadalupe fur seal with a size of 1.71 meter (5′ 8″)
Subantarctic fur seal with a size of 1.63 meter (5′ 4″)
Brown fur seal with a size of 1.91 meter (6′ 3″)
South American sea lion with a size of 2.11 meter (7′ 0″)
Juan Fernández fur seal with a size of 1.7 meter (5′ 7″)
California sea lion with a size of 2.02 meter (6′ 8″)
Antarctic fur seal with a size of 1.57 meter (5′ 2″)
Steller sea lion with a size of 2.7 meter (8′ 11″)
New Zealand sea lion with a size of 2.02 meter (6′ 8″)
Australian sea lion with a size of 1.8 meter (5′ 11″)
Animals with the same size as a Northern fur seal
Not that size really matters, but it makes things comparable. So here are a couple of animals that are as big as Northern fur seal:
Barbary sheep with a size of 1.45 meter (4′ 10″)
Scimitar oryx with a size of 1.91 meter (6′ 4″)
Brown bear with a size of 1.49 meter (4′ 11″)
Hartebeest with a size of 1.98 meter (6′ 6″)
Dibatag with a size of 1.51 meter (5′ 0″)
Hirola with a size of 1.6 meter (5′ 3″)
Dall's porpoise with a size of 1.97 meter (6′ 6″)
Harp seal with a size of 1.73 meter (5′ 9″)
Ribbon seal with a size of 1.53 meter (5′ 1″)
Gemsbok with a size of 1.62 meter (5′ 4″)
Animals with the same litter size as a Northern fur seal
Here is a list of animals that have the same number of babies per litter (1) as a Northern fur seal:
Japanese serow
Brown greater galago
Painted bat
Black giant squirrel
Lichtenstein's hartebeest
Southeastern myotis
Hoolock gibbon
Bulmer's fruit bat
Scaly-tailed possum
Silvery gibbon
Animals with the same life expectancy as a Northern fur seal
Completely different animals, but becoming as old as a Northern fur seal:
White-bellied spider monkey with an average maximal age of 28 years
Daubenton's bat with an average maximal age of 28 years
African civet with an average maximal age of 28 years
Siamang with an average maximal age of 38 years
Guanaco with an average maximal age of 28.25 years
Gray bat with an average maximal age of 39.25 years
Bactrian camel with an average maximal age of 40 years
Red kangaroo with an average maximal age of 30 years
Northern bottlenose whale with an average maximal age of 37 years
Ryukyu flying fox with an average maximal age of 31 years
Animals with the same weight as a Northern fur seal
As a comparison, here are some other animals that weight as much as the Callorhinus ursinus:
Visayan spotted deer with a weight of 46.48 kilos (102.47 lbs)
Homo sapiens with a weight of 58.62 kilos (129.23 lbs)
Chimpanzee with a weight of 45.03 kilos (99.27 lbs)
Leopard with a weight of 52.4 kilos (115.52 lbs)
Chilean dolphin with a weight of 45 kilos (99.21 lbs)
Vicuña with a weight of 47.5 kilos (104.72 lbs)
Spotted hyena with a weight of 63.69 kilos (140.41 lbs)
Grant's gazelle with a weight of 55 kilos (121.25 lbs)
Bharal with a weight of 52.16 kilos (114.99 lbs)
Bawean deer with a weight of 55 kilos (121.25 lbs)
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