How many baby Thick-tailed pygmy jerboas are in a litter?
A Thick-tailed pygmy jerboa (Salpingotus crassicauda) usually gives birth to around 2 babies.With 2 litters per year, that sums up to a yearly offspring of 4 babies.
Upon birth, they weight 108 grams (0.24 lbs) and measure 3.7 cm (0′ 2″). They are a member of the Dipodidae family (genus: Salpingotus). An adult Thick-tailed pygmy jerboa grows up to a size of 30.9 cm (1′ 1″).
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 thick-tailed pygmy jerboa (Salpingotus crassicauda) is a species of rodent in the family Dipodidae. It is found in China, Kazakhstan, and Mongolia. Its natural habitats are temperate grassland and temperate desert. It is threatened by habitat loss. It is listed by the IUCN as being “least concern”.
Other animals of the family Dipodidae
Thick-tailed pygmy jerboa is a member of the Dipodidae, as are these animals:
- Bobrinski’s jerboa with 5 babies per pregnancy
- Severtzov’s jerboa with 3 babies per pregnancy
- Gobi jerboa with 2 babies per pregnancy
- Greater Egyptian jerboa with 2 babies per pregnancy
- Lesser fat-tailed jerboa with 5 babies per pregnancy
- Altai birch mouse with 3 babies per pregnancy
- Small five-toed jerboa with 4 babies per pregnancy
- Tien Shan birch mouse with 4 babies per pregnancy
- Four-toed jerboa weighting only 52 grams
- Dwarf fat-tailed jerboa with 3 babies per pregnancy
Animals that share a litter size with Thick-tailed pygmy jerboa
Those animals also give birth to 2 babies at once: