How many baby Unalaska collared lemmings are in a litter?
A Unalaska collared lemming (Dicrostonyx unalascensis) usually gives birth to around 2 babies.
Each of those little ones spend around 21 days as a fetus before they are released into the wild. Upon birth, they weight 5 grams (0.01 lbs) and measure 3.4 cm (0′ 2″). They are a member of the Muridae family (genus: Dicrostonyx). An adult Unalaska collared lemming grows up to a size of 11.7 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 Unalaska collared lemming (Dicrostonyx unalascensis) is a species of rodents in the family Cricetidae.This species is found on two islands, Umnak and Unalaska, in the Aleutian Archipelago of Alaska in the United States.Its natural habitat is tundra.
Other animals of the family Muridae
Unalaska collared lemming is a member of the Muridae, as are these animals:
- New Britain water rat raching a size of 29.2 cm (1′ 0″)
- Chiapan deer mouse with 1 babies per pregnancy
- Chiapan climbing rat weighting only 280 grams
- Bush vlei rat with 1 babies per pregnancy
- Nicaraguan harvest mouse raching a size of 7.1 cm (0′ 3″)
- Oecomys roberti weighting only 73 grams
- Black-clawed brush-furred rat weighting only 10 grams
- Alpine pine vole with 3 babies per pregnancy
- Black-footed tree-rat with 2 babies per pregnancy
- Rajah spiny rat with 3 babies per pregnancy
Animals that share a litter size with Unalaska collared lemming
Those animals also give birth to 2 babies at once: