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Litter Size

How many babies does a Cotton mouse have at once? (litter size)

How many baby Cotton mouses are in a litter?

A Cotton mouse (Peromyscus gossypinus) usually gives birth to around 3 babies.With 4 litters per year, that sums up to a yearly offspring of 12 babies.

Each of those little ones spend around 23 days as a fetus before they are released into the wild. Upon birth, they weight 2 grams (0 lbs) and measure 1.3 cm (0′ 1″). They are a member of the Muridae family (genus: Peromyscus). An adult Cotton mouse grows up to a size of 9.8 cm (0′ 4″).

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 Cotton mouse is 3

The cotton mouse (Peromyscus gossypinus) is a species of rodent in the family Cricetidae found in the woodlands of the Southeastern United States.

Other animals of the family Muridae

Cotton mouse is a member of the Muridae, as are these animals:

Animals that share a litter size with Cotton mouse

Those animals also give birth to 3 babies at once:

Animals that get as old as a Cotton mouse

Other animals that usually reach the age of 1.25 years:

Animals with the same weight as a Cotton mouse

What other animals weight around 27 grams (0.06 lbs)?

Animals with the same size as a Cotton mouse

Also reaching around 9.8 cm (0′ 4″) in size do these animals: