How many baby Black-capped squirrel monkeys are in a litter?
A Black-capped squirrel monkey (Saimiri boliviensis) usually gives birth to around 1 babies.
Each of those little ones spend around 157 days as a fetus before they are released into the wild. Upon birth, they weight 3.33 kg (7.34 lbs) and measure 3.7 cm (0′ 2″). They are a member of the Cebidae family (genus: Saimiri). An adult Black-capped squirrel monkey grows up to a size of 30.9 cm (1′ 1″).
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 Black-capped squirrel monkey (Saimiri boliviensis) is a species of New-World monkey native to the upper Amazon basin in Bolivia, western Brazil and eastern Peru. They weigh between 365 and 1135 grams and measure, from the head to the base of the tail, between 225 and 370mm. Black-capped squirrel monkeys are primarily tree-dwelling and are found in both native and plantation forests as well as some farmed areas near running water. Their diet is omnivorous and mostly contains flowers, fruit, leaves, nuts, seeds, insects, arachnids, eggs and small vertebrates.They mostly live in female-dominated troops of around 40 to 75 monkeys, with males having been observed to disperse to live in all-male troops after reaching sexual maturation. Their current conservation status according to the IUCN is ‘Least Concern’. The species belongs to the genus Saimiri and has two subspecies, S. b. boliviensis (the Bolivian squirrel monkey) and S. b. peruviensis (the Peruvian squirrel monkey).
Other animals of the family Cebidae
Black-capped squirrel monkey is a member of the Cebidae, as are these animals:
- Three-striped night monkey with 1 babies per pregnancy
- Guianan squirrel monkey with 1 babies per pregnancy
- Maués marmoset weighting only 443 grams
- Hershkovitz’s marmoset with 2 babies per pregnancy
- Wedge-capped capuchin with 1 babies per pregnancy
- Brown howler weighting around 5.19 kilograms (11.44 lbs)
- Coppery titi with 1 babies per pregnancy
- Aotus infulatus weighting only 800 grams
- Guatemalan black howler with 1 babies per pregnancy
- White-eared titi with 1 babies per pregnancy
Animals that share a litter size with Black-capped squirrel monkey
Those animals also give birth to 1 babies at once:
- Siberian musk deer
- African palm civet
- Bare-eared squirrel monkey
- Lesser kudu
- Oecomys concolor
- Bald uakari
- Micronycteris nicefori
- Giant golden-crowned flying fox
- Egyptian fruit bat
- Kivu shrew
Animals with the same weight as a Black-capped squirrel monkey
What other animals weight around 802 grams (1.77 lbs)?
- Aotus infulatus weighting 800 grams
- Screaming hairy armadillo weighting 930 grams
- Rock cavy weighting 800 grams
- Cacomistle weighting 906 grams
- Hispaniolan solenodon weighting 893 grams
- Small-toothed sportive lemur weighting 955 grams
- Giant naked-tailed rat weighting 745 grams
- Gray-bellied night monkey weighting 873 grams
- Sunda slow loris weighting 940 grams
- Eastern lesser bamboo lemur weighting 936 grams
Animals with the same size as a Black-capped squirrel monkey
Also reaching around 30.9 cm (1′ 1″) in size do these animals:
- Water opossum gets as big as 29.7 cm (1′ 0″)
- Mountain beaver gets as big as 30.7 cm (1′ 1″)
- Ring-tailed cat gets as big as 33.9 cm (1′ 2″)
- Brown greater galago gets as big as 30.7 cm (1′ 1″)
- Desert cottontail gets as big as 32.5 cm (1′ 1″)
- Angolan kusimanse gets as big as 32.6 cm (1′ 1″)
- Moluccan flying fox gets as big as 25.3 cm (0′ 10″)
- Broad-striped Malagasy mongoose gets as big as 31.9 cm (1′ 1″)
- Grandidier’s mongoose gets as big as 35.9 cm (1′ 3″)
- Goeldi’s marmoset gets as big as 28 cm (1′ 0″)