How many baby South American sea lions are in a litter?
A South American sea lion (Otaria byronia) usually gives birth to around 1 babies.
Each of those little ones spend around 311 days as a fetus before they are released into the wild. Upon birth, they weight 12.8 kg (28.22 lbs) and measure 2.37 meter (7′ 10″). They are a member of the Otariidae family (genus: Otaria). An adult South American sea lion grows up to a size of 2.12 meter (7′ 0″).
To have a reference: Humans obviously usually have a litter size of one ;). Their babies are in the womb of their mother for 280 days (40 weeks) and reach an average size of 1.65m (5′ 5″). They weight in at 62 kg (137 lbs), which is obviously highly individual, and reach an average age of 75 years.
The South American sea lion (Otaria flavescens, formerly Otaria byronia), also called the Southern Sea Lion and the Patagonian sea lion, is a sea lion found on the Ecuadorian, Peruvian, Chilean, Falkland Islands, Argentinean, Uruguayan, and Southern Brazilian coasts. It is the only member of the genus Otaria. Its scientific name was subject to controversy, with some taxonomists referring to it as Otaria flavescens and others referring to it as Otaria byronia. The former eventually won out, although that may still be overturned. Locally, it is known by several names, most commonly lobo marino (es)/lobo marinho (pt) (sea wolf) and león marino (es)/leão marinho (pt) (sea lion) and the hair seal.
Other animals of the family Otariidae
South American sea lion is a member of the Otariidae, as are these animals:
- Brown fur seal with 1 babies per pregnancy
- Australian sea lion with 1 babies per pregnancy
- South American sea lion with 1 babies per pregnancy
- New Zealand sea lion with 1 babies per pregnancy
- Subantarctic fur seal with 1 babies per pregnancy
- California sea lion with 1 babies per pregnancy
- Steller sea lion with 1 babies per pregnancy
- Northern fur seal with 1 babies per pregnancy
- Arctocephalus forsteri with 1 babies per pregnancy
- South American fur seal with 1 babies per pregnancy
Animals that share a litter size with South American sea lion
Those animals also give birth to 1 babies at once:
- Pacarana
- Long-tongued nectar bat
- Tana River red colobus
- Sloggett’s vlei rat
- Olive colobus
- Crescent nail-tail wallaby
- Fraternal myotis
- Spotted seal
- Western gorilla
- Cape elephant shrew
Animals that get as old as a South American sea lion
Other animals that usually reach the age of 24.75 years:
- Binturong with 22.67 years
- Buru babirusa with 24 years
- Waterbuck with 19.92 years
- Addax with 25.67 years
- North American river otter with 25 years
- Sooty mangabey with 26.75 years
- Cape porcupine with 20 years
- Fallow deer with 25 years
- Greater mouse-eared bat with 22 years
- Reindeer with 20.17 years
Animals with the same weight as a South American sea lion
What other animals weight around 194 kg (427.7 lbs)?
- Philippine warty pig usually reaching 189.4 kgs (417.56 lbs)
- Lichtenstein’s hartebeest usually reaching 168 kgs (370.38 lbs)
- Red hartebeest usually reaching 176.12 kgs (388.28 lbs)
- Crabeater seal usually reaching 225 kgs (496.04 lbs)
- Père David’s deer usually reaching 165.5 kgs (364.86 lbs)
- Black wildebeest usually reaching 156.55 kgs (345.13 lbs)
- Visayan warty pig usually reaching 189.4 kgs (417.56 lbs)
- Asinus usually reaching 172.5 kgs (380.3 lbs)
- Fraser’s dolphin usually reaching 164 kgs (361.56 lbs)
- Anoa usually reaching 180.86 kgs (398.73 lbs)
Animals with the same size as a South American sea lion
Also reaching around 2.12 meter (7′ 0″) in size do these animals:
- Pacific white-sided dolphin gets as big as 2.21 meter (7′ 3″)
- Atlantic spotted dolphin gets as big as 2.13 meter (7′ 0″)
- Hooded seal gets as big as 2.33 meter (7′ 8″)
- Caribbean monk seal gets as big as 2.29 meter (7′ 7″)
- Kouprey gets as big as 2.18 meter (7′ 2″)
- Red deer gets as big as 2.14 meter (7′ 1″)
- African buffalo gets as big as 2.53 meter (8′ 4″)
- Okapi gets as big as 2 meter (6′ 7″)
- Nilgai gets as big as 2 meter (6′ 7″)
- Black wildebeest gets as big as 1.82 meter (6′ 0″)