How big does a California mouse get? Here is an overview over the average adult age:
A grown California mouse (Peromyscus californicus) reaches an average size of 11.6 cm (0′ 5″).
When born, they have an average size of 0 cm (0′ 0″). A full-grown exemplary reaches roughly 42 grams (0.09 lbs). On birth they have a weight of 4 grams (0.01 lbs). Talking about reproduction, California mouses have 1 babies about 4 times per year. The California mouse (genus: Peromyscus) is a member of the family Muridae.
As a reference: Humans reach an average body size of 1.65m (5′ 5″) while carrying 62 kg (137 lbs). A human woman is pregnant for 280 days (40 weeks) and on average become 75 years old.
The California mouse (Peromyscus californicus) is a species of rodent in the subfamily Neotominae in the family Cricetidae. It is the only species in the Peromyscus californicus species group. It is found in northwestern Mexico and central to southern California. It is the largest Peromyscus species in the United States.While most rodents are polygamous, the California mouse is monogamous and forms pair bonds, making it a model organism for researchers studying the genetics and neurobiology of partner fidelity and paternal care.
Animals of the same family as a California mouse
We found other animals of the Muridae family:
- Royle’s mountain vole with 5 babies per litter
- Kemp’s spiny mouse with a weight of 22 grams
- Alpine woolly rat with a size of 44.2 cm (1′ 6″)
- Malagasy giant rat with a size of 30.6 cm (1′ 1″)
- Glacier rat with a size of 12.4 cm (0′ 5″)
- Laminate vlei rat with a weight of 150 grams
- Ethiopian thicket rat with a weight of 36 grams
- Arianus’s rat with a size of 13.2 cm (0′ 6″)
- Mountain mosaic-tailed rat with a size of 11.6 cm (0′ 5″)
- Water vole (North America) with a size of 15.4 cm (0′ 7″)
Animals with the same size as a California mouse
Not that size really matters, but it makes things comparable. So here are a couple of animals that are as big as California mouse:
- Ernst Mayr’s water rat with a size of 12.1 cm (0′ 5″)
- Yellow-sided opossum with a size of 9.9 cm (0′ 4″)
- Pacific jumping mouse with a size of 9.8 cm (0′ 4″)
- California red tree mouse with a size of 9.9 cm (0′ 4″)
- Greater Egyptian gerbil with a size of 10.1 cm (0′ 4″)
- Snow-footed Oldfield mouse with a size of 12.1 cm (0′ 5″)
- Lodgepole chipmunk with a size of 12.5 cm (0′ 5″)
- Mongolian gerbil with a size of 11.2 cm (0′ 5″)
- Cape elephant shrew with a size of 11.9 cm (0′ 5″)
- Pink fairy armadillo with a size of 13.5 cm (0′ 6″)
Animals with the same litter size as a California mouse
Here is a list of animals that have the same number of babies per litter (1) as a California mouse:
- Lake Mackay hare-wallaby
- Least pipistrelle
- Parma wallaby
- Western grey kangaroo
- Blyth’s vole
- Peters’s trumpet-eared bat
- Brazilian spiny tree-rat
- Atlantic titi
- Spotted bat
- Western broad-nosed bat
Animals with the same weight as a California mouse
As a comparison, here are some other animals that weight as much as the Peromyscus californicus:
- Mole-like rice tenrec bringing 39 grams to the scale
- Great stripe-faced bat bringing 35 grams to the scale
- Least chipmunk bringing 42 grams to the scale
- South African pouched mouse bringing 50 grams to the scale
- Woodford’s fruit bat bringing 36 grams to the scale
- Defua rat bringing 43 grams to the scale
- El Dorado grass mouse bringing 39 grams to the scale
- Mount Apo forest mouse bringing 34 grams to the scale
- Long-nosed Luzon forest mouse bringing 34 grams to the scale
- Typical striped grass mouse bringing 43 grams to the scale