How many baby Tawny deer mouses are in a litter?
A Tawny deer mouse (Peromyscus perfulvus) usually gives birth to around 2 babies.
Each of those little ones spend around 43 days as a fetus before they are released into the wild. Upon birth, they weight 2 grams (0 lbs) and measure 1.3 cm (0′ 1″). They are a member of the Muridae family (genus: Peromyscus). An adult Tawny deer mouse grows up to a size of 12.4 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.
The tawny deer mouse or marsh mouse (Peromyscus perfulvus) is a species of rodent in the family Cricetidae. It is found only in Mexico.
Other animals of the family Muridae
Tawny deer mouse is a member of the Muridae, as are these animals:
- Mahomet mouse weighting only 10 grams
- Golden mouse with 2 babies per pregnancy
- Bushy-tailed jird with 2 babies per pregnancy
- Grey red-backed vole with 5 babies per pregnancy
- California mouse with 1 babies per pregnancy
- Mexican vole with 2 babies per pregnancy
- Great Key Island giant rat raching a size of 27.5 cm (0′ 11″)
- Beady-eyed mouse weighting only 77 grams
- Water vole (North America) with 5 babies per pregnancy
- Typical vlei rat with 1 babies per pregnancy
Animals that share a litter size with Tawny deer mouse
Those animals also give birth to 2 babies at once:
- Striped hyena
- Panamint kangaroo rat
- Long-nosed echymipera
- Indian grey mongoose
- Common genet
- Short-tailed chinchilla
- Buller’s chipmunk
- Grassland mosaic-tailed rat
- Common mole-rat
- Van Deusen’s rat
Animals with the same weight as a Tawny deer mouse
What other animals weight around 40 grams (0.09 lbs)?
- Alpine chipmunk weighting 36 grams
- Crested-tailed deer mouse weighting 40 grams
- Ruwenzori thicket rat weighting 41 grams
- Guatemalan deer mouse weighting 40 grams
- Indian roundleaf bat weighting 44 grams
- Hairy-tailed bolo mouse weighting 39 grams
- Four-striped grass mouse weighting 40 grams
- Long-nosed Luzon forest mouse weighting 34 grams
- Aztec mouse weighting 34 grams
- Mindanao montane forest mouse weighting 34 grams