How many baby White-footed mouses are in a litter?
A White-footed mouse (Peromyscus leucopus) usually gives birth to around 4 babies.With 4 litters per year, that sums up to a yearly offspring of 16 babies.
Each of those little ones spend around 23 days as a fetus before they are released into the wild. Upon birth, they weight 1 grams (0 lbs) and measure 1.3 cm (0′ 1″). They are a member of the Muridae family (genus: Peromyscus). An adult White-footed mouse grows up to a size of 9.4 cm (0′ 4″).
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 white-footed mouse (Peromyscus leucopus) is a rodent native to North America from Ontario, Quebec, Labrador, and the Maritime Provinces (excluding the island of Newfoundland) to the southwest United States and Mexico. In the Maritimes, its only location is a disjunct population in southern Nova Scotia. It is also known as the woodmouse, particularly in Texas.
Other animals of the family Muridae
White-footed mouse is a member of the Muridae, as are these animals:
- Bushveld gerbil with 4 babies per pregnancy
- Middle East blind mole-rat with 3 babies per pregnancy
- Long-footed water rat with 1 babies per pregnancy
- Mexican woodrat with 2 babies per pregnancy
- Dalton’s mouse with 5 babies per pregnancy
- Peters’s mouse with 3 babies per pregnancy
- Thomas’s pine vole with 4 babies per pregnancy
- Andean big-eared mouse weighting only 38 grams
- Abrothrix andinus weighting only 18 grams
- Siberian zokor with 4 babies per pregnancy
Animals that share a litter size with White-footed mouse
Those animals also give birth to 4 babies at once:
- Nyika climbing mouse
- Large New Guinea spiny rat
- Dhole
- Great gerbil
- Geata mouse shrew
- Pygmy spotted skunk
- Culpeo
- Black-tailed gerbil
- Eastern cottontail
- Spermophilus relictus
Animals that get as old as a White-footed mouse
Other animals that usually reach the age of 3.17 years:
- Japanese mole with 3.5 years
- New Guinean quoll with 3 years
- Northern short-tailed shrew with 2.75 years
- Monito del monte with 3.17 years
- Kultarr with 3.25 years
- Gray tree rat with 3.75 years
- Siberian flying squirrel with 3.75 years
- Smith’s vole with 3.5 years
- Southwestern water vole with 3.5 years
- Greater white-toothed shrew with 3.17 years
Animals with the same weight as a White-footed mouse
What other animals weight around 18 grams (0.04 lbs)?
- Aceramarca gracile opossum weighting 20 grams
- Sanborn’s bonneted bat weighting 15 grams
- Steppe field mouse weighting 20 grams
- Japanese shrew mole weighting 18 grams
- Melissa’s yellow-eared bat weighting 16 grams
- Blackish grass mouse weighting 19 grams
- Lappet-eared free-tailed bat weighting 15 grams
- Neacomys tenuipes weighting 19 grams
- Hairy yellow-shouldered bat weighting 15 grams
- Narrow-winged pipistrelle weighting 15 grams
Animals with the same size as a White-footed mouse
Also reaching around 9.4 cm (0′ 4″) in size do these animals:
- Angolan rousette gets as big as 10.5 cm (0′ 5″)
- Blue-gray mouse gets as big as 8.8 cm (0′ 4″)
- American shrew mole gets as big as 7.8 cm (0′ 4″)
- Canyon mouse gets as big as 8.2 cm (0′ 4″)
- Duthie’s golden mole gets as big as 10 cm (0′ 4″)
- Mindanao shrew-rat gets as big as 10.4 cm (0′ 5″)
- Pacific jumping mouse gets as big as 9.8 cm (0′ 4″)
- Bushy-tailed hairy-footed gerbil gets as big as 9.8 cm (0′ 4″)
- Aztec mouse gets as big as 11.2 cm (0′ 5″)
- San Diego pocket mouse gets as big as 8.3 cm (0′ 4″)