Litter Size

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

How many baby Drylands vesper mouses are in a litter?

A Drylands vesper mouse (Calomys musculinus) usually gives birth to around 7 babies.

Each of those little ones spend around 20 days as a fetus before they are released into the wild. Upon birth, they weight 2 grams (0 lbs) and measure 12.5 cm (0′ 5″). They are a member of the Muridae family (genus: Calomys). An adult Drylands vesper mouse grows up to a size of 24.7 cm (0′ 10″).

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 Drylands vesper mouse is 7

The drylands vesper mouse (Calomys musculinus) is a species of rodent in the family Cricetidae.It is found in Argentina and Paraguay.

Other animals of the family Muridae

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

Animals that share a litter size with Drylands vesper mouse

Those animals also give birth to 7 babies at once:

Animals with the same weight as a Drylands vesper mouse

What other animals weight around 20 grams (0.04 lbs)?