How many baby Gray-bellied pygmy mouses are in a litter?
A Gray-bellied pygmy mouse (Mus triton) usually gives birth to around 5 babies.With 3 litters per year, that sums up to a yearly offspring of 15 babies.
Upon birth, they weight 1 grams (0 lbs) and measure 2.1 cm (0′ 1″). They are a member of the Muridae family (genus: Mus). An adult Gray-bellied pygmy mouse grows up to a size of 7.5 cm (0′ 3″).
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 gray-bellied pygmy mouse (Mus triton) is a species of rodent in the family Muridae.It is found in Angola, Burundi, Democratic Republic of the Congo, Kenya, Malawi, Mozambique, Rwanda, Tanzania, Uganda, and Zambia.Its natural habitats are subtropical or tropical moist montane forests, subtropical or tropical seasonally wet or flooded lowland grassland, subtropical or tropical high-altitude grassland, and arable land.
Other animals of the family Muridae
Gray-bellied pygmy mouse is a member of the Muridae, as are these animals:
- Small vesper mouse with 5 babies per pregnancy
- Akodon budini weighting only 26 grams
- Kaiser’s rock rat with 3 babies per pregnancy
- Ash-grey mouse with 3 babies per pregnancy
- Notiomys weighting only 21 grams
- Sikkim rat with 9 babies per pregnancy
- Major’s tufted-tailed rat weighting only 100 grams
- Djoongari with 2 babies per pregnancy
- Chestnut-bellied spiny rat weighting only 159 grams
- Forrest’s mouse weighting only 23 grams
Animals that share a litter size with Gray-bellied pygmy mouse
Those animals also give birth to 5 babies at once:
- Northern grass mouse
- Mearns’s pouched mouse
- Belding’s ground squirrel
- Siberian large-toothed shrew
- Long-tailed shrew
- Buxton’s jird
- Black-capped marmot
- Rock dormouse
- Social vole
Animals with the same weight as a Gray-bellied pygmy mouse
What other animals weight around 12 grams (0.03 lbs)?
- Northern bat weighting 10 grams
- Striped hairy-nosed bat weighting 13 grams
- Szechwan myotis weighting 11 grams
- Dollman’s tree mouse weighting 12 grams
- Miller’s long-tongued bat weighting 13 grams
- Mindanao shrew weighting 10 grams
- Cowan’s shrew tenrec weighting 12 grams
- Silver fruit-eating bat weighting 12 grams
- Hairy big-eared bat weighting 12 grams
- Talamancan yellow-shouldered bat weighting 11 grams