Litter Size

How many babies does a Pacific shrew have at once? (litter size)

How many baby Pacific shrews are in a litter?

A Pacific shrew (Sorex pacificus) usually gives birth to around 4 babies.

Upon birth, they weight 5 grams (0.01 lbs) and measure 1.6 cm (0′ 1″). They are a member of the Soricidae family (genus: Sorex). An adult Pacific shrew grows up to a size of 7 cm (0′ 3″).

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 Pacific shrew is 4

The Pacific shrew (Sorex pacificus) is a species of mammal in the family Soricidae. It is endemic to western Oregon in the United States.The Pacific Shrew is native to western Oregon, more specifically from the Siltcoos lake to the coast going from the border line of Douglas and Lane counties continuing south to the northern parts of California. The very first documented Pacific shrew to be caught was found at the mouth of the Umpqua River in 1858. They are normally found in damp areas along creeks in forests and sometimes near collapsed trees. Their refuge is of the utmost importance and they are seldom found far from it. This includes collapsed trees or dense vegetation. They use the flora to build a nest, gathering small plants such as grass, moss, lichen, or leaves into a pile and pushing themselves into the middle.

Other animals of the family Soricidae

Pacific shrew is a member of the Soricidae, as are these animals:

Animals that share a litter size with Pacific shrew

Those animals also give birth to 4 babies at once:

Animals with the same weight as a Pacific shrew

What other animals weight around 10 grams (0.02 lbs)?

Animals with the same size as a Pacific shrew

Also reaching around 7 cm (0′ 3″) in size do these animals: