How many baby Alpine chipmunks are in a litter?
A Alpine chipmunk (Tamias alpinus) usually gives birth to around 4 babies.
Upon birth, they weight 3 grams (0.01 lbs) and measure 3.4 cm (0′ 2″). They are a member of the Sciuridae family (genus: Tamias). An adult Alpine chipmunk 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.
The alpine chipmunk (Neotamias alpinus) is a species of chipmunk native to the high elevations of the Sierra Nevada of California.
Other animals of the family Sciuridae
Alpine chipmunk is a member of the Sciuridae, as are these animals:
- Red giant flying squirrel with 1 babies per pregnancy
- Gray-collared chipmunk with 4 babies per pregnancy
- Black-striped squirrel with 2 babies per pregnancy
- Merriam’s chipmunk with 4 babies per pregnancy
- Four-striped ground squirrel with 1 babies per pregnancy
- Culion tree squirrel raching a size of 21 cm (0′ 9″)
- Western gray squirrel with 2 babies per pregnancy
- Allen’s chipmunk with 4 babies per pregnancy
- Rock squirrel with 4 babies per pregnancy
- Amazon dwarf squirrel weighting only 92 grams
Animals that share a litter size with Alpine chipmunk
Those animals also give birth to 4 babies at once:
- Shrew gymnure
- Darwin’s leaf-eared mouse
- Caucasian squirrel
- San Joaquin pocket mouse
- Tarbagan marmot
- Large Japanese field mouse
- Wolf
- Large-eared pika
- Nolthenius’s long-tailed climbing mouse
- Akodon azarae
Animals with the same weight as a Alpine chipmunk
What other animals weight around 36 grams (0.08 lbs)?
- Sclater’s golden mole weighting 39 grams
- Gray-bellied tree mouse weighting 41 grams
- Black-tailed mouse weighting 40 grams
- Montane vole weighting 42 grams
- Dobson’s shrew tenrec weighting 37 grams
- Fire-bellied brush-furred rat weighting 32 grams
- Spinifex hopping mouse weighting 32 grams
- Dark bolo mouse weighting 40 grams
- Gleaning mouse weighting 35 grams
- Pygmy mouse lemur weighting 31 grams
Animals with the same size as a Alpine chipmunk
Also reaching around 10.4 cm (0′ 5″) in size do these animals:
- Handley’s slender opossum gets as big as 11.3 cm (0′ 5″)
- Namib brush-tailed gerbil gets as big as 10.5 cm (0′ 5″)
- Silver mountain vole gets as big as 10.7 cm (0′ 5″)
- Duthie’s golden mole gets as big as 10 cm (0′ 4″)
- Spectral tarsier gets as big as 12 cm (0′ 5″)
- Fawn antechinus gets as big as 11.4 cm (0′ 5″)
- Northern short-tailed shrew gets as big as 12.1 cm (0′ 5″)
- Pearson’s chaco mouse gets as big as 10.1 cm (0′ 4″)
- Small pencil-tailed tree mouse gets as big as 9.4 cm (0′ 4″)
- Rock vole gets as big as 10.7 cm (0′ 5″)