How big does a Common fat-tailed mouse opossum get? Here is an overview over the average adult age:
A grown Common fat-tailed mouse opossum (Thylamys pusilla) reaches an average size of 9.4 cm (0′ 4″).
When born, they have an average size of 0 cm (0′ 0″). A full-grown exemplary reaches roughly 28 grams (0.06 lbs). The Common fat-tailed mouse opossum (genus: Thylamys) is a member of the family Didelphidae.
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 common fat-tailed mouse opossum (Thylamys pusillus) is a species of opossum in the family Didelphidae. It occurs in Argentina, Bolivia, Brazil, and Paraguay in chaco and Andean foothill habitats. Its head-and-body length is about 75 to 120 (mean 94.3) mm, and its tail length is about 90 to 134 (mean 103.6) mm. Its dorsal fur is brownish gray, and its ventral fur is yellowish to white. The legs and cheeks are the same color as the ventral surface. Its tail is sharply bicolored (divided into two colors). A ring of faintly darker fur surrounds each eye. Its tail often lacks fat deposits, but does not always.
Animals of the same family as a Common fat-tailed mouse opossum
We found other animals of the Didelphidae family:
- Chacoan pygmy opossum with a size of 8.9 cm (0′ 4″)
- Chestnut-striped opossum with a size of 13.1 cm (0′ 6″)
- Dorothy’s slender opossum with a size of 15.2 cm (0′ 6″)
- Osgood’s short-tailed opossum with a size of 9.5 cm (0′ 4″)
- Gray short-tailed opossum with a size of 14.8 cm (0′ 6″)
- Grayish mouse opossum with 8 babies per litter
- Pinheiro’s slender opossum with a size of 10.2 cm (0′ 5″)
- Paraguayan fat-tailed mouse opossum with a size of 12.7 cm (0′ 5″)
- Pygmy short-tailed opossum with a size of 7 cm (0′ 3″)
- Common opossum with a size of 40.2 cm (1′ 4″)
Animals with the same size as a Common fat-tailed mouse opossum
Not that size really matters, but it makes things comparable. So here are a couple of animals that are as big as Common fat-tailed mouse opossum:
- De Winton’s golden mole with a size of 9 cm (0′ 4″)
- Western red-backed vole with a size of 9.8 cm (0′ 4″)
- Mottled-tailed shrew mouse with a size of 8.9 cm (0′ 4″)
- Narrow-headed slender opossum with a size of 10.5 cm (0′ 5″)
- Great fruit-eating bat with a size of 9.5 cm (0′ 4″)
- Gray spiny mouse with a size of 8.5 cm (0′ 4″)
- Himalayan striped squirrel with a size of 10.4 cm (0′ 5″)
- California red tree mouse with a size of 9.9 cm (0′ 4″)
- Forest Oldfield mouse with a size of 10.6 cm (0′ 5″)
- Mole-like rice tenrec with a size of 10.4 cm (0′ 5″)
Animals with the same weight as a Common fat-tailed mouse opossum
As a comparison, here are some other animals that weight as much as the Thylamys pusilla:
- Small pencil-tailed tree mouse bringing 28 grams to the scale
- Schreber’s yellow bat bringing 26 grams to the scale
- White-footed vole bringing 23 grams to the scale
- Geoxus valdivianus bringing 31 grams to the scale
- Deroo’s mouse bringing 32 grams to the scale
- Oligoryzomys longicaudatus bringing 27 grams to the scale
- Least gerbil bringing 26 grams to the scale
- Blanford’s fruit bat bringing 28 grams to the scale
- Balochistan gerbil bringing 25 grams to the scale
- Nigerian gerbil bringing 29 grams to the scale