How many baby Middendorf’s voles are in a litter?
A Middendorf’s vole (Microtus middendorffii) usually gives birth to around 5 babies.With 2 litters per year, that sums up to a yearly offspring of 10 babies.
Upon birth, they weight 834 grams (1.84 lbs) and measure 6 cm (0′ 3″). They are a member of the Cricetidae family (genus: Microtus). An adult Middendorf’s vole grows up to a size of 10.4 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.
Middendorf’s vole (Microtus middendorffi) is a species of rodent in the family Cricetidae. It is found only in Russia.
Other animals of the family Cricetidae
Middendorf’s vole is a member of the Cricetidae, as are these animals:
- Pleasant bolo mouse weighting only 27 grams
- North American brown lemming with 6 babies per pregnancy
- Big-eared woodrat weighting only 225 grams
- Lesser Wilfred’s mouse weighting only 22 grams
- Bank vole with 4 babies per pregnancy
- Blackish grass mouse weighting only 19 grams
- Abrothrix illuteus weighting only 47 grams
- Olive grass mouse with 5 babies per pregnancy
- Euryoryzomys russatus weighting only 60 grams
- Córdoba vesper mouse weighting only 49 grams
Animals that share a litter size with Middendorf’s vole
Those animals also give birth to 5 babies at once: