Animal Weight

How much does a Roberto’s spiny rat weight?

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

An adult Roberto’s spiny rat (Proechimys oris) on average weights 285 grams (0.63 lbs).

The Roberto’s spiny rat is from the family Echimyidae (genus: Proechimys). When reaching adult age, they grow up to 19.7 cm (0′ 8″).

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.

The average adult weight of a Roberto's spiny rat is 285 grams (0.63 lbs)

Roberto’s spiny-rat, Proechimys roberti, or Para spiny rat, is a spiny rat species from South America. It is found in Brazil.Morphological, karyological, and mitochondrial DNA (cytochrome b) data indicate that Proechimys oris is likely a junior synonym of P. roberti.

Animals of the same family as a Roberto’s spiny rat

We found other animals of the Echimyidae family:

Animals with the same weight as a Roberto’s spiny rat

As a comparison, here are some other animals that weight as much as the Proechimys oris: