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Animal Weight

How much does a Alston’s cotton rat weight?

It is hard to guess what a Alston’s cotton rat weights. But we have the answer:

An adult Alston’s cotton rat (Sigmodon alstoni) on average weights 55 grams (0.12 lbs).

The Alston’s cotton rat is from the family Muridae (genus: Sigmodon). When reaching adult age, they grow up to 17 cm (0′ 7″). On average, Alston’s cotton rats can have babies 5 times per year with a litter size of 5.

As a reference: An average human weights in at 62 kg (137 lbs) and reaches an average size of 1.65m (5′ 5″). Humans spend 280 days (40 weeks) in the womb of their mother and reach around 75 years of age.

Alston’s cotton rat (Sigmodon alstoni) is a rodent species from South America. It is found in Brazil, Colombia, Guyana, Suriname, and Venezuela, where it inhabits lowland savannas.

Animals of the same family as a Alston’s cotton rat

We found other animals of the Muridae family:

Animals with the same weight as a Alston’s cotton rat

As a comparison, here are some other animals that weight as much as the Sigmodon alstoni:

Animals with the same litter size as a Alston’s cotton rat

Here is a list of animals that have the same number of babies per litter (5) as a Alston’s cotton rat: