Common Squirrel Monkey (Saimiri sciureus) — Least Concern Mammalia

Common Squirrel Monkey

Saimiri sciureus

Conservation Status

Least Concern

Mammalia · Primates · Cebidae

About

Common squirrel monkey is the traditional common name for several small squirrel monkey species native to the tropical areas of South America. The term common squirrel monkey had been used as the common name for Saimiri sciureus before genetic research by Jessica Lynch Alfaro and others indicated S. scuireus covered at least three and possibly four species: the Guianan squirrel monkey, Humboldt's squirrel monkey and Collins' squirrel monkey. The Ecuadorian squirrel monkey, generally regarded as a subspecies of Humboldt's squirrel monkey, had also been sometimes proposed as a separate species that had originally been included within the term "common squirrel monkey."

Fun Fact

Common squirrel monkeys have the largest brain-to-body-mass ratio of all primates, and they live in enormous troops of up to 500 individuals — the biggest social groups of any New World monkey.

Quick Facts

Habitat

Tropical rainforests

Diet

Omnivore

Lifespan

15-20 years

Threats

  • Illegal Logging
  • Wildfire

External Data Sources

Recent sightings on iNaturalist IUCN Red List profile

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