How many baby Western chestnut mouses are in a litter?
A Western chestnut mouse (Pseudomys nanus) usually gives birth to around 3 babies.
Each of those little ones spend around 24 days as a fetus before they are released into the wild. Upon birth, they weight 5 grams (0.01 lbs) and measure 19.1 cm (0′ 8″). They are a member of the Muridae family (genus: Pseudomys). An adult Western chestnut mouse grows up to a size of 10.1 cm (0′ 4″).
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 western chestnut mouse (Pseudomys nanus) is a species of rodent in the family Muridae.It is native to northern Australia and various close islands, with the vast majority found in Queensland and the Northern Territory.
Other animals of the family Muridae
Western chestnut mouse is a member of the Muridae, as are these animals:
- Peruvian vesper mouse weighting only 20 grams
- Ethiopian thicket rat weighting only 36 grams
- Dalton’s mouse with 5 babies per pregnancy
- Paramo Oldfield mouse weighting only 77 grams
- Oligoryzomys andinus weighting only 25 grams
- Chestnut tree mouse with 2 babies per pregnancy
- Daphne’s Oldfield mouse weighting only 77 grams
- Northwestern deer mouse with 5 babies per pregnancy
- Eurasian harvest mouse with 5 babies per pregnancy
- Patagonian chinchilla mouse weighting only 75 grams
Animals that share a litter size with Western chestnut mouse
Those animals also give birth to 3 babies at once:
- Masked white-tailed rat
- Lesser mole-rat
- Mexican cottontail
- Tasmanian pygmy possum
- Reddish-gray musk shrew
- Woolly hare
- Raccoon
- Sable
- Alpine pika
- Kashmir flying squirrel
Animals with the same weight as a Western chestnut mouse
What other animals weight around 70 grams (0.15 lbs)?
- Red rock rat weighting 81 grams
- Least weasel weighting 79 grams
- Pyrenean desman weighting 60 grams
- Nephelomys auriventer weighting 60 grams
- Fawn-footed mosaic-tailed rat weighting 71 grams
- Nelson’s spiny pocket mouse weighting 67 grams
- Oryzomys gorgasi weighting 60 grams
- Great fruit-eating bat weighting 59 grams
- Thick-tailed three-toed jerboa weighting 60 grams
- Target rat weighting 70 grams
Animals with the same size as a Western chestnut mouse
Also reaching around 10.1 cm (0′ 4″) in size do these animals:
- Pallas’s tube-nosed bat gets as big as 9.4 cm (0′ 4″)
- Eastern chestnut mouse gets as big as 10.9 cm (0′ 5″)
- Akodon spegazzinii gets as big as 9.9 cm (0′ 4″)
- Western heather vole gets as big as 10.7 cm (0′ 5″)
- Northwestern deer mouse gets as big as 9.3 cm (0′ 4″)
- Least pygmy squirrel gets as big as 8.3 cm (0′ 4″)
- Western mouse gets as big as 10.2 cm (0′ 5″)
- Greater Egyptian gerbil gets as big as 10.1 cm (0′ 4″)
- Black-eared squirrel gets as big as 9.5 cm (0′ 4″)
- Himalayan striped squirrel gets as big as 10.4 cm (0′ 5″)