How many baby Silky pocket mouses are in a litter?
A Silky pocket mouse (Perognathus flavus) 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 26 days as a fetus before they are released into the wild. 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 Silky pocket mouse grows up to a size of 5.9 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 silky pocket mouse (Perognathus flavus) is a species of rodent in the family Heteromyidae. It is found in northern and central Mexico and the southwest region of the United States. It is a species of least concern, according to the IUCN, with no known major threats. The silky pocket mouse eats seeds, succulent parts of plants and nuts, and carries food in its cheek pouches. It lives in low valley bottoms with soft soils, among weeds and shrubs, where it burrows in the sand to bury seed caches. The species is more tolerant of harsh habitat conditions than other pocket mice.
Other animals of the family Heteromyidae
Silky pocket mouse is a member of the Heteromyidae, as are these animals:
- Gulf Coast kangaroo rat with 1 babies per pregnancy
- San Quintin kangaroo rat weighting only 84 grams
- Pale kangaroo mouse with 3 babies per pregnancy
- Panamint kangaroo rat with 2 babies per pregnancy
- Giant kangaroo rat with 4 babies per pregnancy
- White-eared pocket mouse weighting only 23 grams
- Bailey’s pocket mouse with 3 babies per pregnancy
- Desmarest’s spiny pocket mouse with 3 babies per pregnancy
- Painted spiny pocket mouse with 3 babies per pregnancy
- Agile kangaroo rat with 2 babies per pregnancy
Animals that share a litter size with Silky pocket mouse
Those animals also give birth to 3 babies at once:
- Hoary bamboo rat
- Balochistan gerbil
- Bailey’s pocket mouse
- Woolly hare
- Anderson’s gerbil
- Blanford’s jerboa
- Desert kangaroo rat
- Southern short-tailed shrew
- Arctic lemming
- Nicobar shrew
Animals that get as old as a Silky pocket mouse
Other animals that usually reach the age of 5 years:
- Virginia opossum with 5 years
- European water vole with 5 years
- Mexican funnel-eared bat with 4.75 years
- Collared pika with 6 years
- San Joaquin antelope squirrel with 5.5 years
- Long-tailed dunnart with 5 years
- Steppe pika with 4 years
- Evening bat with 5 years
- Bahamian hutia with 6 years
- Coruro with 6 years
Animals with the same weight as a Silky pocket mouse
What other animals weight around 7 grams (0.02 lbs)?
- Swinny’s horseshoe bat weighting 7 grams
- Nyctophilus arnhemensis weighting 6 grams
- Underwood’s long-tongued bat weighting 7 grams
- Greater tube-nosed bat weighting 7 grams
- Dwarf slit-faced bat weighting 6 grams
- Eisentraut’s pipistrelle weighting 6 grams
- Mexican small-eared shrew weighting 7 grams
- Little big-eared bat weighting 6 grams
- Montane shrew weighting 6 grams
- Yellow-faced horseshoe bat weighting 6 grams
Animals with the same size as a Silky pocket mouse
Also reaching around 5.9 cm (0′ 3″) in size do these animals:
- Trowbridge’s shrew gets as big as 6.3 cm (0′ 3″)
- Grasse’s shrew gets as big as 6.3 cm (0′ 3″)
- Whitaker’s shrew gets as big as 6.1 cm (0′ 3″)
- Hodgson’s brown-toothed shrew gets as big as 6.4 cm (0′ 3″)
- Waterhouse’s leaf-nosed bat gets as big as 6.1 cm (0′ 3″)
- Velvety free-tailed bat gets as big as 6 cm (0′ 3″)
- Mount Isarog shrew-mouse gets as big as 7 cm (0′ 3″)
- Serotine bat gets as big as 6.8 cm (0′ 3″)
- Greater mouse-tailed bat gets as big as 6.1 cm (0′ 3″)
- Ghost-faced bat gets as big as 6.6 cm (0′ 3″)