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Litter Size

How many babies does a Atlantic Forest climbing mouse have at once? (litter size)

How many baby Atlantic Forest climbing mouses are in a litter?

A Atlantic Forest climbing mouse (Rhipidomys mastacalis) usually gives birth to around 3 babies.With 3 litters per year, that sums up to a yearly offspring of 9 babies.

Upon birth, they weight 90 grams (0.2 lbs) and measure 2.5 cm (0′ 1″). They are a member of the Muridae family (genus: Rhipidomys). An adult Atlantic Forest climbing mouse grows up to a size of 21 cm (0′ 9″).

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 Atlantic Forest climbing mouse is 3

The Atlantic Forest climbing mouse (Rhipidomys mastacalis) is an arboreal rodent species in the family Cricetidae from South America. It is found in the Atlantic Forest of southeastern Brazil at elevations from sea level to 1500 m. Its karyotype is 2n = 44, FN = 74–80.It is sometimes also referred to as the long-tailed climbing mouse. Rhipidomys macrurus is similarly sometimes commonly known as the “long-tailed rhipidomys”, while rodents of genus Vandeleuria are also commonly known as long-tailed climbing mice.

Other animals of the family Muridae

Atlantic Forest climbing mouse is a member of the Muridae, as are these animals:

Animals that share a litter size with Atlantic Forest climbing mouse

Those animals also give birth to 3 babies at once:

Animals with the same weight as a Atlantic Forest climbing mouse

What other animals weight around 100 grams (0.22 lbs)?