Litter Size

How many babies does a Southern bog lemming have at once? (litter size)

How many baby Southern bog lemmings are in a litter?

A Southern bog lemming (Synaptomys cooperi) usually gives birth to around 3 babies.With 2 litters per year, that sums up to a yearly offspring of 6 babies.

Each of those little ones spend around 23 days as a fetus before they are released into the wild. Upon birth, they weight 3 grams (0.01 lbs) and measure 11.2 cm (0′ 5″). They are a member of the Muridae family (genus: Synaptomys). An adult Southern bog lemming grows up to a size of 10.5 cm (0′ 5″).

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 Southern bog lemming is 3

The southern bog lemming (Synaptomys cooperi) is a small North American lemming. Its range overlaps with the other species in genus Synaptomys, the northern bog lemming, in southeastern Canada, but extends further south.

Other animals of the family Muridae

Southern bog lemming is a member of the Muridae, as are these animals:

Animals that share a litter size with Southern bog lemming

Those animals also give birth to 3 babies at once:

Animals that get as old as a Southern bog lemming

Other animals that usually reach the age of 2.5 years:

Animals with the same weight as a Southern bog lemming

What other animals weight around 28 grams (0.06 lbs)?

Animals with the same size as a Southern bog lemming

Also reaching around 10.5 cm (0′ 5″) in size do these animals: