What is the maximal age a Brush mouse reaches?
An adult Brush mouse (Peromyscus boylii) usually gets as old as 1.5 years.
Brush mouses are around 23 days in the womb of their mother. When born, they weight 2 grams (0 lbs) and measure 1.3 cm (0′ 1″). As a member of the Muridae family (genus: Peromyscus), their offspring is 3 babies per pregnancy. Fully grown, they reach a bodylength of 8.1 cm (0′ 4″).
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 brush mouse (Peromyscus boylii) is a species of rodent in the family Cricetidae. It is found in mountainous areas of Mexico and the western United States at altitudes over 2,000 m (6,600 ft).
Animals of the same family as a Brush mouse
Not really brothers and sisters, but from the same biological family (Muridae):
- Fossorial giant rat bringing the scale to 168 grams
- Oldfield mouse with 3 babies per pregnancy
- Bush vlei rat with 1 babies per pregnancy
- Gleaning mouse bringing the scale to 35 grams
- Large Japanese field mouse with 4 babies per pregnancy
- Eastern broad-toothed field mouse with 3 babies per pregnancy
- Fulvous harvest mouse with 3 babies per pregnancy
- Northern Luzon shrew-rat getting as big as 10.5 cm (0′ 5″)
- Mexican vole with 2 babies per pregnancy
- Andean vesper mouse with 4 babies per pregnancy
Animals that reach the same age as Brush mouse
With an average age of 1.5 years, Brush mouse are in good companionship of the following animals:
- American water shrew usually reaching 1.5 years
- Long-clawed shrew usually reaching 1.5 years
- Western harvest mouse usually reaching 1.5 years
- Crawford’s gray shrew usually reaching 1.25 years
- Campbell’s dwarf hamster usually reaching 1.75 years
- Atlantic bamboo rat usually reaching 1.58 years
- Southern red-backed vole usually reaching 1.67 years
- Trowbridge’s shrew usually reaching 1.5 years
- White-eared opossum usually reaching 1.67 years
- Himalayan mole usually reaching 1.5 years
Animals with the same number of babies Brush mouse
The same number of babies at once (3) are born by:
- Deroo’s mouse
- Rusty-bellied brush-furred rat
- Cameroon soft-furred mouse
- Aztec mouse
- Mexican volcano mouse
- Bolivian big-eared mouse
- Black-backed jackal
- Southeastern shrew
- Emin’s gerbil
- Short-tailed mongoose
Weighting as much as Brush mouse
A fully grown Brush mouse reaches around 23 grams (0.05 lbs). So do these animals:
- Forrest’s mouse with 23 grams
- Heart-nosed bat with 26 grams
- Davis’s round-eared bat with 20 grams
- Abrothrix sanborni with 24 grams
- Great Basin pocket mouse with 24 grams
- White-eared pocket mouse with 24 grams
- Allen’s wood mouse with 20 grams
- California pocket mouse with 23 grams
- Wagner’s gerbil with 27 grams
- Brazilian arboreal mouse with 21 grams