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  3. Guianan Squirrel Monkey

One of the 18 monkeys on WAnimals

Mammals · Primates · Cebidae

Guianan Squirrel Monkey

Saimiri sciureus

Least Concern

The species is abundant and widely distributed; it faces no significant short-term risk.

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It lives in large social groups in the lowland rainforest of the Amazon basin, moving through the middle levels of the forest.

Weight

650 g – 1.3 kg

Size

23 cm – 33 cm

Life expectancy

15 years

Diet

Omnivore

Combines animal and plant food depending on availability.

Activity

Diurnal

Active mainly during the day.

Social structure

Herd

Lives in large groups as a strategy against predators.

Rainforest
11countries12parks3same family

Fun facts

  • It eats fruit, insects and the occasional small vertebrate.
  • The infant clings to its mother from birth with a prehensile tail, which loses that function in adulthood.
  • It can live more than 30 years in captivity.

Life cycle and biology

Skeleton type
Vertebrate - internal bony skeleton (mammal)
Habitat and environment
Lowland rainforest of the Amazon basin, in the middle levels of the forest and occasionally in the canopy or on the ground
Birth weight
~107 grams
Size at birth
Able to cling to its mother from birth; the young have a prehensile tail, lost in adulthood
Sexual maturity
Female: 2.5-3.5 years | Male: 4 years
Gestation / incubation
150-170 days (~5-5.5 months)
Litter / clutch size
1 young per birth
Life expectancy in captivity
Documented record of up to 30.2 years in captivity

Sources consulted: PMC (ovarian aging study) · Dimensions.com · Bright's Zoo · Animal Diversity Web · AnAge (genomics.senescence.info) · New World Encyclopedia · Monkey Sanctuary · PMC (lymphocyte characterization study)

Where to find it

Best time: All year round, by day, in Amazonia and the Guianas; it moves in large, noisy troops through the understorey and midstorey.

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The pins mark the parks where its presence is documented.

Where to see it

Parks and dive sites where this species has been documented — showing 10 of 12.

Related species

Other species in the catalogue with the most in common with Guianan Squirrel Monkey — same habitat, park, country, tags or family.

Same taxonomic family
Same taxonomic family
Shares a park
Same taxonomic family
Shares a park
Shares a park

Keep exploring

Based on what we already know about guianan squirrel monkey.

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See full glossary
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See its range on the interactive map→
YasuníEcuador
AmacayacuColombia
CanaimaVenezuela
KaieteurGuyana
South Suriname Nature ReserveSuriname
AnavilhanasBrazil
Pacaya-Samiria National ReservePeru
Central Suriname Nature ReserveSuriname
AmazôniaBrazil
JaúBrazil
See all 12 parks
Least Concern

Bolivian Squirrel Monkey

Saimiri boliviensis

Colombian White-throated CapuchinLeast Concern

Colombian White-throated Capuchin

Cebus capucinus

Least Concern

South American Coati

Nasua nasua

Critically Endangered

Cottontop Tamarin

Saguinus oedipus

Common OpossumLeast Concern

Common Opossum

Didelphis marsupialis

Endangered

Common Woolly Monkey

Lagothrix lagothricha

CountriesBrazil
ParksYasuníEcuador
TagsOmnivore
Omnivore
Diurnal
In herds
Rainforest
Mammal
Brazil
Suriname
Colombia
Ecuador
Guyana
Peru
Argentina
Bolivia
Brazil
Colombia
Ecuador
French Guiana
Guyana
Paraguay
Peru
Suriname
Venezuela