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Animal Age

How old does a Guianan squirrel monkey get? (age expectancy)

What is the maximal age a Guianan squirrel monkey reaches?

An adult Guianan squirrel monkey (Saimiri sciureus) usually gets as old as 27 years.

Guianan squirrel monkeys are around 164 days in the womb of their mother. When born, they weight 108 grams (0.24 lbs) and measure 4 cm (0′ 2″). As a member of the Cebidae family (genus: Saimiri), their offspring is 1 babies per pregnancy. Fully grown, they reach a bodylength of 32.2 cm (1′ 1″).

As a reference: Usually, humans get as old as 100 years, with the average being around 75 years. After being carried in the belly of their mother for 280 days (40 weeks), they grow to an average size of 1.65m (5′ 5″) and weight in at 62 kg (137 lbs), which is obviously highly individual.

A Guianan squirrel monkey gets as old as 27 years

The Guianan squirrel monkey (Saimiri sciureus) is a species of squirrel monkey from Guiana, Venezuela and Brazil. S. scuireus formerly applied to Humboldt’s squirrel monkey and Collins’ squirrel monkey, but genetic research in 2009 and 2015 revealed that these are distinct species.

Animals of the same family as a Guianan squirrel monkey

Not really brothers and sisters, but from the same biological family (Cebidae):

Animals that reach the same age as Guianan squirrel monkey

With an average age of 27 years, Guianan squirrel monkey are in good companionship of the following animals:

Animals with the same number of babies Guianan squirrel monkey

The same number of babies at once (1) are born by:

Weighting as much as Guianan squirrel monkey

A fully grown Guianan squirrel monkey reaches around 750 grams (1.65 lbs). So do these animals:

Animals as big as a Guianan squirrel monkey

Those animals grow as big as a Guianan squirrel monkey: