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Litter Size

How many babies does a Mountain cottontail have at once? (litter size)

How many baby Mountain cottontails are in a litter?

A Mountain cottontail (Sylvilagus nuttallii) usually gives birth to around 4 babies.With 3 litters per year, that sums up to a yearly offspring of 12 babies.

Each of those little ones spend around 28 days as a fetus before they are released into the wild. Upon birth, they weight 34 grams (0.07 lbs) and measure 11.2 cm (0′ 5″). They are a member of the Leporidae family (genus: Sylvilagus). An adult Mountain cottontail grows up to a size of 32.4 cm (1′ 1″).

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 Mountain cottontail is 4

The mountain cottontail or Nuttall’s cottontail (Sylvilagus nuttallii) is a species of mammal in the family Leporidae. It is found in Canada and the United States.

Other animals of the family Leporidae

Mountain cottontail is a member of the Leporidae, as are these animals:

Animals that share a litter size with Mountain cottontail

Those animals also give birth to 4 babies at once:

Animals with the same weight as a Mountain cottontail

What other animals weight around 803 grams (1.77 lbs)?

Animals with the same size as a Mountain cottontail

Also reaching around 32.4 cm (1′ 1″) in size do these animals: