How many baby Olive-backed pocket mouses are in a litter?
A Olive-backed pocket mouse (Perognathus fasciatus) usually gives birth to around 5 babies.With 1 litters per year, that sums up to a yearly offspring of 5 babies.
Each of those little ones spend around 29 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 Olive-backed 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 olive-backed pocket mouse (Perognathus fasciatus) is a species of rodent in the family Heteromyidae. It is found in the central Great Plains of Canada and the United States where it is widespread and relatively common; the IUCN considers it to be of “least concern”.
Other animals of the family Heteromyidae
Olive-backed pocket mouse is a member of the Heteromyidae, as are these animals:
- Hispid pocket mouse with 3 babies per pregnancy
- San Diego pocket mouse with 3 babies per pregnancy
- Gulf Coast kangaroo rat with 1 babies per pregnancy
- Silky pocket mouse with 3 babies per pregnancy
- Great Basin pocket mouse with 4 babies per pregnancy
- Bailey’s pocket mouse with 3 babies per pregnancy
- Desert pocket mouse with 2 babies per pregnancy
- White-eared pocket mouse weighting only 24 grams
- Pale kangaroo mouse with 3 babies per pregnancy
- California kangaroo rat with 2 babies per pregnancy
Animals that share a litter size with Olive-backed pocket mouse
Those animals also give birth to 5 babies at once:
- Alpine shrew
- Common degu
- Belding’s ground squirrel
- Northwestern deer mouse
- Shaw’s jird
- Sminthopsis laniger
- Slender shrew
- Cutch rat
- Star-nosed mole
- White-tailed prairie dog
Animals with the same weight as a Olive-backed pocket mouse
What other animals weight around 11 grams (0.02 lbs)?
- Drouhard’s shrew tenrec weighting 10 grams
- Bates’s slit-faced bat weighting 10 grams
- Greater ghost bat weighting 12 grams
- Wongai ningaui weighting 9 grams
- Pygmy fruit-eating bat weighting 11 grams
- Rufous horseshoe bat weighting 12 grams
- Lander’s horseshoe bat weighting 9 grams
- Ozimops planiceps weighting 9 grams
- Lesser mouse-tailed bat weighting 13 grams
- Yellow serotine weighting 10 grams
Animals with the same size as a Olive-backed pocket mouse
Also reaching around 6.9 cm (0′ 3″) in size do these animals:
- Trident bat gets as big as 5.6 cm (0′ 3″)
- Lowe’s shrew gets as big as 7 cm (0′ 3″)
- American shrew mole gets as big as 7.8 cm (0′ 4″)
- Inquisitive shrew mole gets as big as 7.5 cm (0′ 3″)
- Shinto shrew gets as big as 6.3 cm (0′ 3″)
- Fat mouse gets as big as 5.8 cm (0′ 3″)
- Ash-colored Oldfield mouse gets as big as 5.7 cm (0′ 3″)
- Japanese dormouse gets as big as 7.2 cm (0′ 3″)
- Large-eared gray shrew gets as big as 6.6 cm (0′ 3″)
- Nubra pika gets as big as 7.5 cm (0′ 3″)