Litter Size

How many babies does a Plains pocket mouse have at once? (litter size)

How many baby Plains pocket mouses are in a litter?

A Plains pocket mouse (Perognathus flavescens) usually gives birth to around 4 babies.With 2 litters per year, that sums up to a yearly offspring of 8 babies.

Upon birth, they weight 37 grams (0.08 lbs) and measure 1.3 cm (0′ 1″). They are a member of the Heteromyidae family (genus: Perognathus). An adult Plains pocket mouse grows up to a size of 6.9 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 Plains pocket mouse is 4

The plains pocket mouse (Perognathus flavescens) is a heteromyid rodent of North America. It ranges from southwestern Minnesota and southeastern North Dakota to northern Texas east of the Rockies, and from northern Utah and Colorado to northern Chihuahua west of the Rockies.It has soft silky fur and grows to be 5 inches (13 cm) long, although nearly half of that is the tail.They often live directly underneath Spanish bayonet or prickly pear plants. They are accustomed to sandy soil and eat mostly seeds, large and small grasses and small leaves of plants. Some food found in their cheek pouches are: seeds of needle grass (Stipa), bind weed, sandbur grass, a small bean (probably Astragalus), and sedge (Cyperus). Even those caught in grain fields usually have their pouches filled with weed seeds. Seeds of two species of pigeon grass, a few other grasses, and wild buckwheat have been found in their burrows.Their breeding season is mainly July to August and the females tend to have 4 embryos at a time. Other information about this animal is scarce. Media related to Perognathus flavescens at Wikimedia Commons

Other animals of the family Heteromyidae

Plains pocket mouse is a member of the Heteromyidae, as are these animals:

Animals that share a litter size with Plains pocket mouse

Those animals also give birth to 4 babies at once:

Animals with the same weight as a Plains pocket mouse

What other animals weight around 9 grams (0.02 lbs)?

Animals with the same size as a Plains pocket mouse

Also reaching around 6.9 cm (0′ 3″) in size do these animals: