How many baby Thirteen-lined ground squirrels are in a litter?
A Thirteen-lined ground squirrel (Spermophilus tridecemlineatus) usually gives birth to around 8 babies.With 1 litters per year, that sums up to a yearly offspring of 8 babies.
Each of those little ones spend around 27 days as a fetus before they are released into the wild. Upon birth, they weight 3 grams (0.01 lbs) and measure 4.6 cm (0′ 2″). They are a member of the Sciuridae family (genus: Spermophilus). An adult Thirteen-lined ground squirrel grows up to a size of 13.7 cm (0′ 6″).
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 thirteen-lined ground squirrel (Ictidomys tridecemlineatus), also known as the striped gopher, leopard ground squirrel, squinney, (formerly known as the leopard-spermophile in the age of Audubon), is a ground squirrel that is widely distributed over grasslands and prairies of North America.
Other animals of the family Sciuridae
Thirteen-lined ground squirrel is a member of the Sciuridae, as are these animals:
- Slender-tailed squirrel weighting only 427 grams
- JunÃn red squirrel weighting only 482 grams
- Gray-collared chipmunk with 4 babies per pregnancy
- Lady Burton’s rope squirrel weighting only 109 grams
- Red squirrel with 4 babies per pregnancy
- Merriam’s chipmunk with 4 babies per pregnancy
- Menzbier’s marmot with 2 babies per pregnancy
- Palmer’s chipmunk with 3 babies per pregnancy
- Long-tailed ground squirrel with 7 babies per pregnancy
- Yellow-bellied marmot with 4 babies per pregnancy
Animals that share a litter size with Thirteen-lined ground squirrel
Those animals also give birth to 8 babies at once:
- Southern long-nosed armadillo
- Narrow-headed vole
- Grayish mouse opossum
- Virginia opossum
- Grayish mouse opossum
- Cheesman’s gerbil
- White-footed dunnart
- San Joaquin antelope squirrel
- European polecat
- Dusky antechinus
Animals with the same weight as a Thirteen-lined ground squirrel
What other animals weight around 175 grams (0.39 lbs)?
- Red-crested tree-rat weighting 145 grams
- Mountain weasel weighting 180 grams
- Black-striped squirrel weighting 209 grams
- Talas tuco-tuco weighting 141 grams
- Island mouse weighting 164 grams
- Mendoza tuco-tuco weighting 179 grams
- Mexican ground squirrel weighting 177 grams
- Earless water rat weighting 168 grams
- Brush-tailed rabbit rat weighting 175 grams
- Lesser stick-nest rat weighting 150 grams
Animals with the same size as a Thirteen-lined ground squirrel
Also reaching around 13.7 cm (0′ 6″) in size do these animals:
- Edwards’s long-tailed giant rat gets as big as 11.6 cm (0′ 5″)
- Northern red-sided opossum gets as big as 13.5 cm (0′ 6″)
- Long-tailed mouse gets as big as 12.8 cm (0′ 6″)
- Ochre bush squirrel gets as big as 16 cm (0′ 7″)
- Beach vole gets as big as 12.7 cm (0′ 5″)
- Coruro gets as big as 13.2 cm (0′ 6″)
- Malagasy slit-faced bat gets as big as 11.5 cm (0′ 5″)
- Long-eared chipmunk gets as big as 14 cm (0′ 6″)
- Arianus’s rat gets as big as 13.2 cm (0′ 6″)
- Voalavoanala gets as big as 14.2 cm (0′ 6″)