How many baby Rock squirrels are in a litter?
A Rock squirrel (Spermophilus variegatus) usually gives birth to around 4 babies.With 1 litters per year, that sums up to a yearly offspring of 4 babies.
Each of those little ones spend around 30 days as a fetus before they are released into the wild. Upon birth, they weight 7 grams (0.02 lbs) and measure 4.8 cm (0′ 2″). They are a member of the Sciuridae family (genus: Spermophilus). An adult Rock squirrel grows up to a size of 27.3 cm (0′ 11″).
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 rock squirrel (Otospermophilus variegatus) is a species of rodent in the family Sciuridae and is native to Mexico and the southwestern United States, including southern Nevada, Utah, Colorado, Arizona, New Mexico, Western Texas and the panhandle of Oklahoma.
Other animals of the family Sciuridae
Rock squirrel is a member of the Sciuridae, as are these animals:
- Gambian sun squirrel with 2 babies per pregnancy
- Alpine chipmunk with 4 babies per pregnancy
- Busuanga squirrel raching a size of 21 cm (0′ 9″)
- Red giant flying squirrel with 1 babies per pregnancy
- Ribboned rope squirrel with 1 babies per pregnancy
- Asian red-cheeked squirrel weighting only 201 grams
- Tropical ground squirrel weighting only 155 grams
- Thomas’s rope squirrel with 1 babies per pregnancy
- Hose’s pygmy flying squirrel raching a size of 7.8 cm (0′ 4″)
- Travancore flying squirrel with 2 babies per pregnancy
Animals that share a litter size with Rock squirrel
Those animals also give birth to 4 babies at once:
- Hodgson’s brown-toothed shrew
- Krebs’s fat mouse
- Long-clawed ground squirrel
- Bank vole
- Kit fox
- Pacific shrew
- Bat-eared fox
- Bush rat
- Hairy-tailed mole
- Peromyscus maniculatus
Animals with the same weight as a Rock squirrel
What other animals weight around 715 grams (1.58 lbs)?
- Andean squirrel weighting 803 grams
- Long-nosed bandicoot weighting 720 grams
- Black and red bush squirrel weighting 692 grams
- Dark spiny tree-rat weighting 627 grams
- Xerus erythropus weighting 602 grams
- Indian flying fox weighting 822 grams
- Black flying fox weighting 609 grams
- Bulmer’s fruit bat weighting 621 grams
- Black squirrel monkey weighting 784 grams
- Atlantic bamboo rat weighting 600 grams
Animals with the same size as a Rock squirrel
Also reaching around 27.3 cm (0′ 11″) in size do these animals:
- Yellow-bellied weasel gets as big as 26 cm (0′ 11″)
- Black jackrabbit gets as big as 23.9 cm (0′ 10″)
- Eastern small-toothed rat gets as big as 24.2 cm (0′ 10″)
- Long-tailed giant rat gets as big as 22.8 cm (0′ 9″)
- Muskrat gets as big as 27.7 cm (0′ 11″)
- Slender-tailed squirrel gets as big as 26.5 cm (0′ 11″)
- Red-handed tamarin gets as big as 26.5 cm (0′ 11″)
- Sunda slow loris gets as big as 30 cm (1′ 0″)
- New Britain water rat gets as big as 29.2 cm (1′ 0″)
- Horse-tailed squirrel gets as big as 22.8 cm (0′ 9″)