Litter Size

How many babies does a Northern Idaho ground squirrel have at once? (litter size)

How many baby Northern Idaho ground squirrels are in a litter?

A Northern Idaho ground squirrel (Spermophilus brunneus) usually gives birth to around 7 babies.With 1 litters per year, that sums up to a yearly offspring of 7 babies.

Each of those little ones spend around 24 days as a fetus before they are released into the wild. Upon birth, they weight 6 grams (0.01 lbs) and measure 5.6 cm (0′ 3″). They are a member of the Sciuridae family (genus: Spermophilus). An adult Northern Idaho ground squirrel grows up to a size of 18.1 cm (0′ 8″).

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 Northern Idaho ground squirrel is 7

The northern Idaho ground squirrel (Urocitellus brunneus) is a species of the largest genus of ground squirrels. This species and the Southern Idaho ground squirrel were previously considered conspecific, together called the Idaho ground squirrel.

Other animals of the family Sciuridae

Northern Idaho ground squirrel is a member of the Sciuridae, as are these animals:

Animals that share a litter size with Northern Idaho ground squirrel

Those animals also give birth to 7 babies at once:

Animals with the same weight as a Northern Idaho ground squirrel

What other animals weight around 300 grams (0.66 lbs)?

Animals with the same size as a Northern Idaho ground squirrel

Also reaching around 18.1 cm (0′ 8″) in size do these animals: