How many baby Tien Shan red-backed voles are in a litter?
A Tien Shan red-backed vole (Myodes centralis) usually gives birth to around 4 babies.With 10 litters per year, that sums up to a yearly offspring of 40 babies.
Upon birth, they weight 4 grams (0.01 lbs) and measure 6 cm (0′ 3″). They are a member of the Cricetidae family (genus: Myodes). An adult Tien Shan red-backed vole grows up to a size of 9.8 cm (0′ 4″).
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 Tien Shan red-backed vole (Myodes centralis) is a species of rodent in the family Cricetidae.It is found in China and Kyrgyzstan.
Other animals of the family Cricetidae
Tien Shan red-backed vole is a member of the Cricetidae, as are these animals:
- Abrothrix illuteus weighting only 47 grams
- Montane grass mouse raching a size of 7.5 cm (0′ 3″)
- Abrothrix jelskii weighting only 34 grams
- Abrothrix sanborni weighting only 24 grams
- Middendorf’s vole with 5 babies per pregnancy
- Hairy-tailed bolo mouse with 4 babies per pregnancy
- Córdoba vesper mouse weighting only 49 grams
- Hylaeamys laticeps weighting only 49 grams
- Buenos Aires leaf-eared mouse weighting only 42 grams
- Nectomys rattus weighting only 248 grams
Animals that share a litter size with Tien Shan red-backed vole
Those animals also give birth to 4 babies at once: