What is the maximal age a Eastern harvest mouse reaches?
An adult Eastern harvest mouse (Reithrodontomys humulis) usually gets as old as 2.17 years.
Eastern harvest mouses are around 21 days in the womb of their mother. When born, they weight 1 grams (0 lbs) and measure 57.5 cm (1′ 11″). As a member of the Muridae family (genus: Reithrodontomys), their offspring is 2 babies per pregnancy. Fully grown, they reach a bodylength of 6.5 cm (0′ 3″).
As a reference: Usually, humans get as old as 100 years, with the average being around 75 years. After being carried in the belly of their mother for 280 days (40 weeks), they grow to an average size of 1.65m (5′ 5″) and weight in at 62 kg (137 lbs), which is obviously highly individual.
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.
Animals of the same family as a Eastern harvest mouse
Not really brothers and sisters, but from the same biological family (Muridae):
- Mountain mosaic-tailed rat with 2 babies per pregnancy
- Taiga vole with 8 babies per pregnancy
- Rudd’s mouse with 4 babies per pregnancy
- Taiwan vole with 1 babies per pregnancy
- Jalapan pine vole with 1 babies per pregnancy
- Red rock rat with 3 babies per pregnancy
- Major’s tufted-tailed rat bringing the scale to 100 grams
- Transandinomys bolivaris with 3 babies per pregnancy
- Percival’s spiny mouse bringing the scale to 22 grams
- Malayan mountain spiny rat with 2 babies per pregnancy
Animals that reach the same age as Eastern harvest mouse
With an average age of 2.17 years, Eastern harvest mouse are in good companionship of the following animals:
- Long-tailed giant rat usually reaching 2 years
- Eurasian pygmy shrew usually reaching 2 years
- Vagrant shrew usually reaching 2.08 years
- Ningbing false antechinus usually reaching 2 years
- Tundra vole usually reaching 1.75 years
- Slender-tailed dunnart usually reaching 2 years
- Golden mouse usually reaching 2.5 years
- Tome’s spiny rat usually reaching 2.58 years
- Wongai ningaui usually reaching 2 years
- Asian house shrew usually reaching 2.5 years
Animals with the same number of babies Eastern harvest mouse
The same number of babies at once (2) are born by:
- Black-shouldered opossum
- Stephens’s kangaroo rat
- Richmond’s squirrel
- Mountain degu
- Big-eared climbing rat
- Pichi
- Red-bellied mosaic-tailed rat
- Fawn hopping mouse
- Van Deusen’s rat
- Greater bamboo bat
Weighting as much as Eastern harvest mouse
A fully grown Eastern harvest mouse reaches around 8 grams (0.02 lbs). So do these animals:
- Bushveld horseshoe bat with 8 grams
- Ozimops loriae with 7 grams
- Spurrell’s free-tailed bat with 8 grams
- Schmidts’s big-eared bat with 7 grams
- Bourret’s horseshoe bat with 8 grams
- Baird’s shrew with 8 grams
- Lesser gray-brown musk shrew with 7 grams
- Dwarf little fruit bat with 9 grams
- Fulvus roundleaf bat with 8 grams
- Leach’s single leaf bat with 8 grams
Animals as big as a Eastern harvest mouse
Those animals grow as big as a Eastern harvest mouse:
- Common shrew with 7.3 cm (0′ 3″)
- Hodgson’s brown-toothed shrew with 6.5 cm (0′ 3″)
- Johnston’s forest shrew with 5.3 cm (0′ 3″)
- Moupin pika with 5.2 cm (0′ 3″)
- Sundevall’s roundleaf bat with 5.4 cm (0′ 3″)
- Waterhouse’s leaf-nosed bat with 6.1 cm (0′ 3″)
- Pacific shrew with 7 cm (0′ 3″)
- Lesser ranee mouse with 6.5 cm (0′ 3″)
- Grasse’s shrew with 6.3 cm (0′ 3″)
- Fringed myotis with 5.2 cm (0′ 3″)