How many baby Nelson’s pocket mouses are in a litter?
A Nelson’s pocket mouse (Chaetodipus nelsoni) usually gives birth to around 3 babies.
Each of those little ones spend around 31 days as a fetus before they are released into the wild. Upon birth, they weight 1 grams (0 lbs) and measure 3.6 cm (0′ 2″). They are a member of the Heteromyidae family (genus: Chaetodipus). An adult Nelson’s pocket mouse grows up to a size of 7.9 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.
Nelson’s pocket mouse (Chaetodipus nelsoni) is a species of rodent in the family Heteromyidae. It is found in Mexico and in New Mexico and Texas in United States. It is named in honor of the American naturalist Edward William Nelson.
Other animals of the family Heteromyidae
Nelson’s pocket mouse is a member of the Heteromyidae, as are these animals:
- Phillips’s kangaroo rat with 2 babies per pregnancy
- Bailey’s pocket mouse with 3 babies per pregnancy
- Gaumer’s spiny pocket mouse with 2 babies per pregnancy
- Nelson’s kangaroo rat with 1 babies per pregnancy
- Desmarest’s spiny pocket mouse with 3 babies per pregnancy
- San Diego pocket mouse with 3 babies per pregnancy
- San José Island kangaroo rat weighting only 38 grams
- Pale kangaroo mouse with 3 babies per pregnancy
- Great Basin pocket mouse with 4 babies per pregnancy
- Big-eared kangaroo rat weighting only 78 grams
Animals that share a litter size with Nelson’s pocket mouse
Those animals also give birth to 3 babies at once:
- Large vlei rat
- Woodland dormouse
- Dark-tailed tree rat
- Jentink’s dormouse
- Southern big-eared mouse
- Griselda’s striped grass mouse
- Southern mole vole
- Common punaré
- Southeastern shrew
- Brush rabbit
Animals with the same weight as a Nelson’s pocket mouse
What other animals weight around 15 grams (0.03 lbs)?
- Northern ghost bat weighting 16 grams
- Southeast Asian shrew weighting 12 grams
- Abrothrix andinus weighting 18 grams
- Bidentate yellow-shouldered bat weighting 18 grams
- Botta’s serotine weighting 15 grams
- Long-clawed shrew weighting 14 grams
- Handley’s tailless bat weighting 17 grams
- Chinese shrew mole weighting 16 grams
- European pine vole weighting 17 grams
- Great bent-winged bat weighting 15 grams
Animals with the same size as a Nelson’s pocket mouse
Also reaching around 7.9 cm (0′ 4″) in size do these animals:
- Cozumel harvest mouse gets as big as 8.7 cm (0′ 4″)
- Arctic shrew gets as big as 7.5 cm (0′ 3″)
- Lined pocket mouse gets as big as 7.3 cm (0′ 3″)
- Palawan pencil-tailed tree mouse gets as big as 9.4 cm (0′ 4″)
- Chiriqui harvest mouse gets as big as 8.9 cm (0′ 4″)
- Taiwanese brown-toothed shrew gets as big as 6.7 cm (0′ 3″)
- Cape serotine gets as big as 8.2 cm (0′ 4″)
- Narrow-nosed harvest mouse gets as big as 8.7 cm (0′ 4″)
- Lesser ranee mouse gets as big as 6.5 cm (0′ 3″)
- Pale shrew tenrec gets as big as 7.2 cm (0′ 3″)