How big does a Plains viscacha rat get? Here is an overview over the average adult age:
A grown Plains viscacha rat (Tympanoctomys barrerae) reaches an average size of 12.9 cm (0′ 6″).
When born, they have an average size of 0 cm (0′ 0″). A full-grown exemplary reaches roughly 86 grams (0.19 lbs). On birth they have a weight of 4 grams (0.01 lbs). The Plains viscacha rat (genus: Tympanoctomys) is a member of the family Octodontidae.
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.
The plains viscacha rat, plains vizcacha rat, red viscacha rat, or red vizcacha rat (Tympanoctomys barrerae) is a species of rodent in the family Octodontidae native to Argentina. It is one of three species in the genus Tympanoctomys.
Animals of the same family as a Plains viscacha rat
We found other animals of the Octodontidae family:
- Mountain degu with 2 babies per litter
- Moon-toothed degu with a weight of 200 grams
- Chilean rock rat with 3 babies per litter
- Coruro with a size of 13.2 cm (0′ 6″)
- Sage’s rock rat with a weight of 96 grams
- Bridges’s degu with a size of 15.9 cm (0′ 7″)
- Common degu with a size of 28 cm (1′ 0″)
- Mountain viscacha rat with a weight of 124 grams
Animals with the same size as a Plains viscacha rat
Not that size really matters, but it makes things comparable. So here are a couple of animals that are as big as Plains viscacha rat:
- Yellow-spotted brush-furred rat with a size of 12.2 cm (0′ 5″)
- Mexican spiny pocket mouse with a size of 11.5 cm (0′ 5″)
- Dorothy’s slender opossum with a size of 15.2 cm (0′ 6″)
- Neblina slender opossum with a size of 12.3 cm (0′ 5″)
- Dollman’s melomys with a size of 13.1 cm (0′ 6″)
- Mexican mouse opossum with a size of 13.4 cm (0′ 6″)
- Macroscelides proboscideus with a size of 11.3 cm (0′ 5″)
- Chiapan deer mouse with a size of 14 cm (0′ 6″)
- Southern bog lemming with a size of 10.5 cm (0′ 5″)
- Water vole (North America) with a size of 15.4 cm (0′ 7″)
Animals with the same weight as a Plains viscacha rat
As a comparison, here are some other animals that weight as much as the Tympanoctomys barrerae:
- White-tailed rat bringing 86 grams to the scale
- Romanian hamster bringing 97 grams to the scale
- Dormouse tufted-tailed rat bringing 69 grams to the scale
- Siskiyou chipmunk bringing 75 grams to the scale
- Long-clawed mole vole bringing 75 grams to the scale
- Major’s tufted-tailed rat bringing 100 grams to the scale
- Kimberley rock rat bringing 95 grams to the scale
- Thomas’s Oldfield mouse bringing 77 grams to the scale
- Diminutive woodrat bringing 80 grams to the scale
- Guinean gerbil bringing 103 grams to the scale