How many baby Canyon mouses are in a litter?
A Canyon mouse (Peromyscus crinitus) usually gives birth to around 3 babies.With 2 litters per year, that sums up to a yearly offspring of 6 babies.
Each of those little ones spend around 25 days as a fetus before they are released into the wild. Upon birth, they weight 2 grams (0 lbs) and measure 1.3 cm (0′ 1″). They are a member of the Muridae family (genus: Peromyscus). An adult Canyon mouse grows up to a size of 8.2 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 canyon mouse (Peromyscus crinitus), is a gray-brown mouse found in many states of the western United States and northern Mexico. Its preferred habitat is arid, rocky desert. It is the only species in the Peromyscus crinitus species group.Canyon mice eat seeds, green vegetation, and insects. They breed in the spring and summer. Females can produce multiple litters of between two and five young every year. Canyon mice are nocturnal and are active through the year. They usually nest among or below rocks in burrows.
Other animals of the family Muridae
Canyon mouse is a member of the Muridae, as are these animals:
- Kemp’s gerbil with 3 babies per pregnancy
- Akodon albiventer weighting only 26 grams
- Bartels’s spiny rat weighting only 88 grams
- Black-tailed tree rat weighting only 125 grams
- Monte gerbil mouse weighting only 18 grams
- Malayan field rat with 3 babies per pregnancy
- Chiapan deer mouse with 1 babies per pregnancy
- Mexican harvest mouse with 2 babies per pregnancy
- Sonoran harvest mouse weighting only 20 grams
- Arizona cotton rat weighting only 198 grams
Animals that share a litter size with Canyon mouse
Those animals also give birth to 3 babies at once:
- Dwarf fat-tailed jerboa
- Neotropical otter
- Blanford’s jerboa
- Kivu long-haired shrew
- Smoky white-toothed shrew
- Masked white-tailed rat
- Vancouver Island marmot
- Nine-banded armadillo
- Zacatecan deer mouse
- Waterhouse’s swamp rat
Animals with the same weight as a Canyon mouse
What other animals weight around 16 grams (0.04 lbs)?
- Ruwenzori shrew weighting 18 grams
- Lesser yellow bat weighting 19 grams
- Surat serotine weighting 13 grams
- Rüppell’s horseshoe bat weighting 13 grams
- Butiaba naked-tailed shrew weighting 18 grams
- Sumichrast’s harvest mouse weighting 19 grams
- True’s shrew mole weighting 14 grams
- Eligmodontia typus weighting 17 grams
- Woermann’s bat weighting 16 grams
- Brazilian big-eyed bat weighting 19 grams
Animals with the same size as a Canyon mouse
Also reaching around 8.2 cm (0′ 4″) in size do these animals:
- Greater forest shrew gets as big as 8.3 cm (0′ 4″)
- Drouhard’s shrew tenrec gets as big as 7.3 cm (0′ 3″)
- Bavarian pine vole gets as big as 9.8 cm (0′ 4″)
- European free-tailed bat gets as big as 8.4 cm (0′ 4″)
- Moss-forest blossom bat gets as big as 6.9 cm (0′ 3″)
- Desert mouse gets as big as 8.8 cm (0′ 4″)
- Wood mouse gets as big as 8.7 cm (0′ 4″)
- Selangor pygmy flying squirrel gets as big as 8.8 cm (0′ 4″)
- Antillean fruit-eating bat gets as big as 8.1 cm (0′ 4″)
- Long-tailed brown-toothed shrew gets as big as 6.6 cm (0′ 3″)