How many baby Thomas’s pine voles are in a litter?
A Thomas’s pine vole (Microtus thomasi) usually gives birth to around 4 babies.
Upon birth, they weight 1 grams (0 lbs) and measure 3.2 cm (0′ 2″). They are a member of the Muridae family (genus: Microtus). An adult Thomas’s pine vole grows up to a size of 15.4 cm (0′ 7″).
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.
Thomas’s pine vole (Microtus thomasi) is a species of rodent in the family Cricetidae.It is found in Bosnia and Herzegovina, Greece, Montenegro, North Macedonia, Serbia, and possibly Albania.
Other animals of the family Muridae
Thomas’s pine vole is a member of the Muridae, as are these animals:
- Norway lemming with 5 babies per pregnancy
- Indian gerbil with 4 babies per pregnancy
- Mexican volcano mouse with 3 babies per pregnancy
- Buffoon striped grass mouse weighting only 26 grams
- Ethiopian thicket rat weighting only 36 grams
- Smith’s vole weighting only 35 grams
- Greater long-tailed hamster with 2 babies per pregnancy
- Siberian brown lemming with 6 babies per pregnancy
- Oligoryzomys arenalis weighting only 25 grams
- Sumichrast’s harvest mouse with 3 babies per pregnancy
Animals that share a litter size with Thomas’s pine vole
Those animals also give birth to 4 babies at once: