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Animal Size

Common fat-tailed mouse opossum size: How big do they get?

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 pusillus) 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 average adult size of a Common fat-tailed mouse opossum is  (0' 4

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:

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:

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 pusillus: