How many baby Silver mountain voles are in a litter?
A Silver mountain vole (Alticola argentatus) usually gives birth to around 4 babies.With 3 litters per year, that sums up to a yearly offspring of 12 babies.
Upon birth, they weight 294 grams (0.65 lbs) and measure 4 cm (0′ 2″). They are a member of the Muridae family (genus: Alticola). An adult Silver mountain vole grows up to a size of 10.7 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 silver mountain vole (Alticola argentatus) is a species of rodent in the family Cricetidae. They are distinguished by their silver-grey pelage, long vibrissae, rootless hypsodont molars and angular skull shape. Like many mammals of the Eurasian Steppe eco-region, they are well adapted to life in high altitudes, and can be found in mountain areas of Central and North Asia from the Chukchi Peninsula in the north-east to Kugitang Range in the west, and to Tibet and the Himalayas in the south.
Other animals of the family Muridae
Silver mountain vole is a member of the Muridae, as are these animals:
- Mount Apo forest mouse weighting only 34 grams
- Roraima mouse weighting only 33 grams
- Oecomys rex weighting only 73 grams
- Fat-tailed gerbil with 3 babies per pregnancy
- Highveld gerbil with 2 babies per pregnancy
- Winter white dwarf hamster with 5 babies per pregnancy
- Aztec mouse with 3 babies per pregnancy
- Montane Oldfield mouse weighting only 77 grams
- White-footed climbing mouse weighting only 40 grams
- Black-footed tree-rat with 2 babies per pregnancy
Animals that share a litter size with Silver mountain vole
Those animals also give birth to 4 babies at once:
- Geata mouse shrew
- California vole
- Rock squirrel
- Bare-tailed woolly opossum
- Indian hedgehog
- Common vole
- Short-tailed bandicoot rat
- Desert pocket gopher
- Bank vole
- Tien Shan red-backed vole
Animals with the same weight as a Silver mountain vole
What other animals weight around 37 grams (0.08 lbs)?
- Black-tailed mouse weighting 40 grams
- Panamint kangaroo rat weighting 37 grams
- Cairo spiny mouse weighting 41 grams
- Goldman’s water mouse weighting 38 grams
- Smith’s vole weighting 35 grams
- Neuquén grass mouse weighting 42 grams
- Tawny deer mouse weighting 40 grams
- Northern hopping mouse weighting 38 grams
- Chinanteco deer mouse weighting 40 grams
- Greater Asiatic yellow bat weighting 36 grams
Animals with the same size as a Silver mountain vole
Also reaching around 10.7 cm (0′ 5″) in size do these animals:
- California red tree mouse gets as big as 9.9 cm (0′ 4″)
- Gleaning mouse gets as big as 10.2 cm (0′ 5″)
- Serra do Mar grass mouse gets as big as 9.6 cm (0′ 4″)
- Southern red-backed vole gets as big as 10.1 cm (0′ 4″)
- Golden mouse gets as big as 9.2 cm (0′ 4″)
- Cameroon soft-furred mouse gets as big as 11.5 cm (0′ 5″)
- California mouse gets as big as 11.6 cm (0′ 5″)
- Mozambique thicket rat gets as big as 11.6 cm (0′ 5″)
- Mongolian gerbil gets as big as 11.2 cm (0′ 5″)
- Neblina slender opossum gets as big as 12.3 cm (0′ 5″)