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Litter Size

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

How many baby Zacatecan deer mouses are in a litter?

A Zacatecan deer mouse (Peromyscus difficilis) usually gives birth to around 3 babies.

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 Zacatecan deer mouse grows up to a size of 8.2 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 Zacatecan deer mouse is 3

The Zacatecan deer mouse, or southern rock deermouse (Peromyscus difficilis) is a species of rodent in the family Cricetidae. It is found only in Mexico, and is not considered endangered.

Other animals of the family Muridae

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

Animals that share a litter size with Zacatecan deer mouse

Those animals also give birth to 3 babies at once:

Animals with the same weight as a Zacatecan deer mouse

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