Litter Size

How many babies does a Formosan rock macaque have at once? (litter size)

How many baby Formosan rock macaques are in a litter?

A Formosan rock macaque (Macaca cyclopis) usually gives birth to around 1 babies.

Each of those little ones spend around 161 days as a fetus before they are released into the wild. Upon birth, they weight 400 grams (0.88 lbs) and measure 1.2 meter (4′ 0″). They are a member of the Cercopithecidae family (genus: Macaca). An adult Formosan rock macaque grows up to a size of 56 cm (1′ 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 average litter size of a Formosan rock macaque is 1

The Formosan rock macaque (Macaca cyclopis), Formosan rock monkey, or Taiwanese macaque, is a macaque endemic to the island of Taiwan, which has also been introduced to Japan. Besides humans, Formosan rock macaques are the only native primates living in Taiwan. The species was first described by Robert Swinhoe in 1862.

Other animals of the family Cercopithecidae

Formosan rock macaque is a member of the Cercopithecidae, as are these animals:

Animals that share a litter size with Formosan rock macaque

Those animals also give birth to 1 babies at once:

Animals with the same weight as a Formosan rock macaque

What other animals weight around 5.75 kg (12.69 lbs)?

Animals with the same size as a Formosan rock macaque

Also reaching around 56 cm (1′ 11″) in size do these animals: