How many baby Black-tailed gerbils are in a litter?
A Black-tailed gerbil (Tatera nigricauda) usually gives birth to around 4 babies.With 5 litters per year, that sums up to a yearly offspring of 20 babies.
Upon birth, they weight 2 grams (0 lbs) and measure 5 cm (0′ 2″). They are a member of the Muridae family (genus: Tatera). An adult Black-tailed gerbil 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 black-tailed gerbil (Gerbilliscus nigricaudus) is a species of gerbil found in Ethiopia, Kenya, Somalia, and Tanzania. Its natural habitats are dry savanna, subtropical or tropical dry shrubland, and arable land.
Other animals of the family Muridae
Black-tailed gerbil is a member of the Muridae, as are these animals:
- Ruschi’s rat weighting only 63 grams
- African groove-toothed rat with 4 babies per pregnancy
- Champion’s tree mouse with 2 babies per pregnancy
- Allen’s cotton rat weighting only 174 grams
- Tanezumi rat weighting only 140 grams
- Ash-grey mouse with 3 babies per pregnancy
- Four-striped grass mouse with 5 babies per pregnancy
- Turkestan rat with 4 babies per pregnancy
- Garlepp’s mouse weighting only 59 grams
- Narrow-headed vole with 8 babies per pregnancy
Animals that share a litter size with Black-tailed gerbil
Those animals also give birth to 4 babies at once:
- Geata mouse shrew
- Great gerbil
- Smoke-bellied rat
- Ethiopian white-footed mouse
- Korean field mouse
- American mink
- Swift fox
- Yellow-bellied marmot
- Red-cheeked dunnart
Animals with the same weight as a Black-tailed gerbil
What other animals weight around 123 grams (0.27 lbs)?
- Major’s tufted-tailed rat weighting 100 grams
- Congo rope squirrel weighting 112 grams
- Northern pika weighting 120 grams
- White-tailed antelope squirrel weighting 104 grams
- Damaraland mole-rat weighting 112 grams
- Harpy fruit bat weighting 135 grams
- Pygmy marmoset weighting 124 grams
- Buettikofer’s epauletted fruit bat weighting 135 grams
- Savanna gerbil weighting 121 grams
- Giant roundleaf bat weighting 115 grams