Categories
Animal Size

Black-spined Atlantic tree-rat size: How big do they get?

How big does a Black-spined Atlantic tree-rat get? Here is an overview over the average adult age:

A grown Black-spined Atlantic tree-rat (Echimys nigrispinus) reaches an average size of 21.3 cm (0′ 9″).

When born, they have an average size of 0 cm (0′ 0″). A full-grown exemplary reaches roughly 224 grams (0.49 lbs). The Black-spined Atlantic tree-rat (genus: Echimys) is a member of the family Echimyidae.

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 black-spined Atlantic tree-rat, (Phyllomys nigrispinus), is a South American spiny rat species in the family Echimyidae. It is found in southeastern Brazil, where it inhabits moist broadleaf forest and semideciduous forest in the Atlantic Forest region. It is arboreal and is believed to build nests of leaves in trees. Its karyotype has 2n=52.

Animals of the same family as a Black-spined Atlantic tree-rat

We found other animals of the Echimyidae family:

Animals with the same size as a Black-spined Atlantic tree-rat

Not that size really matters, but it makes things comparable. So here are a couple of animals that are as big as Black-spined Atlantic tree-rat:

Animals with the same weight as a Black-spined Atlantic tree-rat

As a comparison, here are some other animals that weight as much as the Echimys nigrispinus: