How many baby Eastern harvest mouses are in a litter?
A Eastern harvest mouse (Reithrodontomys humulis) usually gives birth to around 2 babies.
Each of those little ones spend around 21 days as a fetus before they are released into the wild. Upon birth, they weight 1 grams (0 lbs) and measure 4.2 cm (0′ 2″). They are a member of the Muridae family (genus: Reithrodontomys). An adult Eastern harvest mouse grows up to a size of 6.5 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 eastern harvest mouse (Reithrodontomys humulis) is a species of rodent in the family Cricetidae.It is found only in the United States.Its natural habitats are subtropical or tropical seasonally wet or flooded lowland grassland, swamps, and pastureland.
Other animals of the family Muridae
Eastern harvest mouse is a member of the Muridae, as are these animals:
- Lukolela swamp rat weighting only 42 grams
- Ash-grey mouse with 3 babies per pregnancy
- Ricefield rat with 9 babies per pregnancy
- Molina’s grass mouse with 3 babies per pregnancy
- Ruschi’s rat weighting only 63 grams
- Buenos Aires leaf-eared mouse weighting only 42 grams
- Oecomys rutilus weighting only 73 grams
- Zagros Mountains mouse-like hamster with 4 babies per pregnancy
- Dune hairy-footed gerbil with 4 babies per pregnancy
- Chinese bamboo rat with 3 babies per pregnancy
Animals that share a litter size with Eastern harvest mouse
Those animals also give birth to 2 babies at once:
- Fawn hopping mouse
- Manchurian hare
- Savi’s pipistrelle
- Least pygmy squirrel
- Black-tailed mouse
- Japanese house bat
- Fawn-footed mosaic-tailed rat
- African wading rat
- True’s shrew mole
- Indian grey mongoose
Animals that get as old as a Eastern harvest mouse
Other animals that usually reach the age of 2.17 years:
- North American least shrew with 1.75 years
- Feather-tailed possum with 2 years
- Norway lemming with 2 years
- Cinnamon antechinus with 2 years
- Salt marsh harvest mouse with 2.58 years
- Grant’s golden mole with 2 years
- Hoary bat with 2.08 years
- Tundra vole with 1.75 years
- Swamp antechinus with 2 years
- Merriam’s pocket mouse with 2.5 years
Animals with the same weight as a Eastern harvest mouse
What other animals weight around 8 grams (0.02 lbs)?
- Thomas’s horseshoe bat weighting 8 grams
- Kelaart’s pipistrelle weighting 8 grams
- San Cristobal shrew weighting 7 grams
- Croslet horseshoe bat weighting 7 grams
- Long-legged bat weighting 8 grams
- Short-tailed shrew tenrec weighting 9 grams
- Chestnut sac-winged bat weighting 9 grams
- Gambian slit-faced bat weighting 7 grams
- Natterer’s bat weighting 7 grams
- Bechstein’s bat weighting 9 grams
Animals with the same size as a Eastern harvest mouse
Also reaching around 6.5 cm (0′ 3″) in size do these animals:
- Trident bat gets as big as 5.6 cm (0′ 3″)
- Western harvest mouse gets as big as 6.9 cm (0′ 3″)
- Sundevall’s roundleaf bat gets as big as 5.4 cm (0′ 3″)
- Seychelles sheath-tailed bat gets as big as 6 cm (0′ 3″)
- Lesser mouse-tailed bat gets as big as 5.9 cm (0′ 3″)
- Mexican long-tongued bat gets as big as 6.6 cm (0′ 3″)
- Allen’s big-eared bat gets as big as 5.9 cm (0′ 3″)
- Horsfield’s shrew gets as big as 6.4 cm (0′ 3″)
- Laxmann’s shrew gets as big as 6.6 cm (0′ 3″)
- Waterhouse’s leaf-nosed bat gets as big as 6.1 cm (0′ 3″)