It is hard to guess what a Napo spiny rat weights. But we have the answer:
An adult Napo spiny rat (Proechimys quadruplicatus) on average weights 284 grams (0.63 lbs).
The Napo 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 Napo spiny rat, Proechimys quadruplicatus, is a spiny rat species from South America. It is found in Brazil, Colombia, Ecuador, Peru and Venezuela.
Animals of the same family as a Napo spiny rat
We found other animals of the Echimyidae family:
- Owl’s spiny rat with a weight of 114 grams
- Dark spiny tree-rat with a weight of 627 grams
- Giant Atlantic tree-rat with a weight of 502 grams
- Bolivian bamboo rat with a weight of 729 grams
- Simons’s spiny rat with a weight of 285 grams
- Pará spiny tree-rat with a weight of 108 grams
- Roberto’s spiny rat with a weight of 285 grams
- Giant tree-rat with a weight of 584 grams
- Drab Atlantic tree-rat with a weight of 260 grams
- Mouse-tailed Atlantic spiny rat with a weight of 284 grams
Animals with the same weight as a Napo spiny rat
As a comparison, here are some other animals that weight as much as the Proechimys quadruplicatus:
- Common marmoset bringing 291 grams to the scale
- Mentawai squirrel bringing 296 grams to the scale
- Spiny Ceram rat bringing 306 grams to the scale
- Panniet naked-backed fruit bat bringing 239 grams to the scale
- Guyenne spiny rat bringing 315 grams to the scale
- Greenish naked-backed fruit bat bringing 236 grams to the scale
- Pseudocheirus schlegeli bringing 256 grams to the scale
- Common dwarf mongoose bringing 283 grams to the scale
- Coquerel’s giant mouse lemur bringing 326 grams to the scale
- Sinnamary brush-tailed rat bringing 291 grams to the scale