How many baby Golden lion tamarins are in a litter?
A Golden lion tamarin (Leontopithecus rosalia) usually gives birth to around 2 babies.
Each of those little ones spend around 134 days as a fetus before they are released into the wild. Upon birth, they weight 51 grams (0.11 lbs) and measure 10.7 cm (0′ 5″). They are a member of the Callitrichidae family (genus: Leontopithecus). An adult Golden lion tamarin grows up to a size of 26.1 cm (0′ 11″).
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 golden lion tamarin (Leontopithecus rosalia, Portuguese: mico-leão-dourado [ˈmiku leˈɐ̃w̃ dowˈɾadu], [liˈɐ̃w̃ doˈɾadu]), also known as the golden marmoset, is a small New World monkey of the family Callitrichidae. Native to the Atlantic coastal forests of Brazil, the golden lion tamarin is an endangered species. The range for wild individuals is spread across four places along southeastern Brazil, with a recent census estimating 3,200 individuals left in the wild and a captive population maintaining about 490 individuals among 150 zoos.
Other animals of the family Callitrichidae
Golden lion tamarin is a member of the Callitrichidae, as are these animals:
- White-footed tamarin with 2 babies per pregnancy
- Cotton-top tamarin with 1 babies per pregnancy
- Moustached tamarin with 1 babies per pregnancy
- Pygmy marmoset with 2 babies per pregnancy
- White-lipped tamarin with 2 babies per pregnancy
- Black lion tamarin weighting only 656 grams
- Red-handed tamarin with 2 babies per pregnancy
- Geoffroy’s tamarin with 2 babies per pregnancy
- Santarem marmoset becoming 15 years old
- Golden-headed lion tamarin with 2 babies per pregnancy
Animals that share a litter size with Golden lion tamarin
Those animals also give birth to 2 babies at once:
- Common rock rat
- Van Deusen’s rat
- Cape ground squirrel
- Least groove-toothed swamp rat
- Coxing’s white-bellied rat
- Southern Plains woodrat
- Bornean ferret-badger
- Spotted hyena
- Balkan snow vole
- Chinese ferret-badger
Animals that get as old as a Golden lion tamarin
Other animals that usually reach the age of 24.75 years:
- Brown fur seal with 21 years
- Red-shanked douc with 25 years
- Margay with 20 years
- Egyptian mongoose with 20 years
- Bighorn sheep with 24 years
- Black wildebeest with 20 years
- Monk saki with 24.58 years
- Sambar deer with 26.42 years
- South Asian river dolphin with 28 years
- Egyptian fruit bat with 22.83 years
Animals with the same weight as a Golden lion tamarin
What other animals weight around 593 grams (1.31 lbs)?
- California ground squirrel weighting 598 grams
- Forest giant squirrel weighting 630 grams
- Marbled polecat weighting 594 grams
- Peters’s squirrel weighting 650 grams
- Bismarck giant rat weighting 613 grams
- Xerus erythropus weighting 602 grams
- Giant tree-rat weighting 584 grams
- Goeldi’s marmoset weighting 558 grams
- Guadalcanal monkey-faced bat weighting 489 grams
- Short-tailed chinchilla weighting 500 grams
Animals with the same size as a Golden lion tamarin
Also reaching around 26.1 cm (0′ 11″) in size do these animals:
- White-tailed antsangy gets as big as 22.5 cm (0′ 9″)
- Indonesian mountain weasel gets as big as 30.9 cm (1′ 1″)
- Back-striped weasel gets as big as 28.7 cm (1′ 0″)
- Sinnamary brush-tailed rat gets as big as 21.6 cm (0′ 9″)
- Brown greater galago gets as big as 30.7 cm (1′ 1″)
- Weyland ringtail possum gets as big as 31 cm (1′ 1″)
- Black-spined Atlantic tree-rat gets as big as 21.3 cm (0′ 9″)
- Carruther’s mountain squirrel gets as big as 22.9 cm (0′ 10″)
- Water opossum gets as big as 29.7 cm (1′ 0″)
- Brown four-eyed opossum gets as big as 26.1 cm (0′ 11″)