Litter Size

How many babies does a Robinson’s mouse opossum have at once? (litter size)

How many baby Robinson’s mouse opossums are in a litter?

A Robinson’s mouse opossum (Marmosa robinsoni) usually gives birth to around 9 babies.With 1 litters per year, that sums up to a yearly offspring of 9 babies.

Each of those little ones spend around 13 days as a fetus before they are released into the wild. Upon birth, they weight 110 grams (0.24 lbs) and measure 13.3 cm (0′ 6″). They are a member of the Didelphidae family (genus: Marmosa). An adult Robinson’s mouse opossum grows up to a size of 15 cm (0′ 6″).

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 Robinson's mouse opossum is 9

Robinson’s mouse opossum (Marmosa robinsoni) is a species of opossum in the family Didelphidae. It is found in Belize, Colombia, Ecuador, Grenada, Honduras, Panama, Peru, Trinidad and Tobago, and Venezuela.Despite resembling certain primates, it is related to opossums.Robinson’s mouse opossums move along tree branches and vines with the help of a prehensile tail and may leap between gaps as they search for fruit and insects.

Other animals of the family Didelphidae

Robinson’s mouse opossum is a member of the Didelphidae, as are these animals:

Animals that share a litter size with Robinson’s mouse opossum

Those animals also give birth to 9 babies at once:

Animals that get as old as a Robinson’s mouse opossum

Other animals that usually reach the age of 2 years:

Animals with the same weight as a Robinson’s mouse opossum

What other animals weight around 61 grams (0.13 lbs)?

Animals with the same size as a Robinson’s mouse opossum

Also reaching around 15 cm (0′ 6″) in size do these animals: