How many baby Tatra pine voles are in a litter?
A Tatra pine vole (Microtus tatricus) usually gives birth to around 2 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 Tatra 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.
The Tatra pine vole (Microtus tatricus), also called the Tatra vole or Tatra ground vole, is a species of vole endemic to the Carpathian mountain range in Slovakia, Poland, Ukraine and Romania. Two subspecies have been recognised. M. t. tatricus occupies the western part of the range in Slovakia and Poland, and M. t. zykovi is found in Ukraine and Romania.
Other animals of the family Muridae
Tatra pine vole is a member of the Muridae, as are these animals:
- Akodon spegazzinii weighting only 28 grams
- Oreoryzomys weighting only 60 grams
- Unicolored Oldfield mouse weighting only 77 grams
- Kaiser’s rock rat with 3 babies per pregnancy
- Norway lemming with 5 babies per pregnancy
- Issel’s groove-toothed swamp rat weighting only 60 grams
- Stella wood mouse with 3 babies per pregnancy
- Crested-tailed deer mouse weighting only 40 grams
- Puebla deer mouse weighting only 59 grams
- Bushy-tailed hairy-footed gerbil with 3 babies per pregnancy
Animals that share a litter size with Tatra pine vole
Those animals also give birth to 2 babies at once: