Animal Size

Pearson’s chaco mouse size: How big do they get?

How big does a Pearson’s chaco mouse get? Here is an overview over the average adult age:

A grown Pearson’s chaco mouse (Andalgalomys pearsoni) reaches an average size of 10.1 cm (0′ 4″).

When born, they have an average size of 0 cm (0′ 0″). A full-grown exemplary reaches roughly 25 grams (0.06 lbs). The Pearson’s chaco mouse (genus: Andalgalomys) is a member of the family Muridae.

As a reference: Humans reach an average body size of 1.65m (5′ 5″) while carrying 62 kg (137 lbs). A human woman is pregnant for 280 days (40 weeks) and on average become 75 years old.

Pearson’s chaco mouse (Andalgalomys pearsoni) is a species of rodent in the family Cricetidae. It is found in the Gran Chaco ecoregion of southeastern Bolivia and western Paraguay at elevations up to 400 m. The species is named after American zoologist Oliver Payne Pearson. Its karyotype has 2n = 76 and 78 in the two subspecies. The latter is the highest diploid number of any species in the tribe Phyllotini.

Animals of the same family as a Pearson’s chaco mouse

We found other animals of the Muridae family:

Animals with the same size as a Pearson’s chaco mouse

Not that size really matters, but it makes things comparable. So here are a couple of animals that are as big as Pearson’s chaco mouse:

Animals with the same weight as a Pearson’s chaco mouse

As a comparison, here are some other animals that weight as much as the Andalgalomys pearsoni: