How many baby Salvin’s spiny pocket mouses are in a litter?
A Salvin’s spiny pocket mouse (Liomys salvini) usually gives birth to around 3 babies.With 1 litters per year, that sums up to a yearly offspring of 3 babies.
Each of those little ones spend around 27 days as a fetus before they are released into the wild. Upon birth, they weight 1 grams (0 lbs) and measure 15.6 cm (0′ 7″). They are a member of the Heteromyidae family (genus: Liomys). An adult Salvin’s spiny pocket mouse grows up to a size of 10.8 cm (0′ 5″).
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.
Salvin’s spiny pocket mouse (Heteromys salvini) is a small to medium-sized rodent in the family Heteromyidae. It was formerly placed in the genus Liomys, which is now recognized to be paraphyletic and has been subsumed into Heteromys.
Other animals of the family Heteromyidae
Salvin’s spiny pocket mouse is a member of the Heteromyidae, as are these animals:
- Sinaloan pocket mouse weighting only 17 grams
- Mexican spiny pocket mouse with 4 babies per pregnancy
- Great Basin pocket mouse weighting only 24 grams
- Banner-tailed kangaroo rat with 2 babies per pregnancy
- Olive-backed pocket mouse with 5 babies per pregnancy
- San José Island kangaroo rat weighting only 38 grams
- Nelson’s pocket mouse with 3 babies per pregnancy
- Giant kangaroo rat with 4 babies per pregnancy
- Goldman’s spiny pocket mouse weighting only 85 grams
- Jaliscan spiny pocket mouse weighting only 65 grams
Animals that share a litter size with Salvin’s spiny pocket mouse
Those animals also give birth to 3 babies at once:
- Deroo’s mouse
- Eastern mole
- Bunny rat
- Greater hedgehog tenrec
- Northern mole vole
- North African hedgehog
- Black-backed jackal
- Northern brown bandicoot
- Savanna path shrew
- Collared pika
Animals with the same weight as a Salvin’s spiny pocket mouse
What other animals weight around 42 grams (0.09 lbs)?
- Capricorn leaf-eared mouse weighting 50 grams
- Eastern tube-nosed bat weighting 48 grams
- Alexander’s bush squirrel weighting 50 grams
- Cinnamon dog-faced bat weighting 35 grams
- Incan hocicudo weighting 34 grams
- Fat mouse weighting 34 grams
- Darwin’s leaf-eared mouse weighting 49 grams
- Aztec mouse weighting 34 grams
- Northern hopping mouse weighting 38 grams
- Aratathomas’s yellow-shouldered bat weighting 49 grams
Animals with the same size as a Salvin’s spiny pocket mouse
Also reaching around 10.8 cm (0′ 5″) in size do these animals:
- Sagebrush vole gets as big as 10.3 cm (0′ 5″)
- Geoffroy’s rousette gets as big as 10.7 cm (0′ 5″)
- Shrew gymnure gets as big as 11.7 cm (0′ 5″)
- Sulawesi rousette gets as big as 10.4 cm (0′ 5″)
- Western jumping mouse gets as big as 9.4 cm (0′ 4″)
- Red-tailed chipmunk gets as big as 12.4 cm (0′ 5″)
- Cactus mouse gets as big as 9.1 cm (0′ 4″)
- Long-nosed Luzon forest mouse gets as big as 10.9 cm (0′ 5″)
- Yellow-sided opossum gets as big as 9.9 cm (0′ 4″)
- Woodland thicket rat gets as big as 11 cm (0′ 5″)