Animal Size

Long-haired rat size: How big do they get?

How big does a Long-haired rat get? Here is an overview over the average adult age:

A grown Long-haired rat (Rattus villosissimus) reaches an average size of 18.6 cm (0′ 8″).

When born, they have an average size of 0 cm (0′ 0″). A full-grown exemplary reaches roughly 221 grams (0.49 lbs). The Long-haired rat (genus: Rattus) is a member of the family Muridae.

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 Long-haired rat is  (0' 8

The long-haired rat (Rattus villosissimus), is a species of rodent in the family Muridae which is native to Australia. The long-haired rat is well known for its population eruptions over vast areas of Australia which is the basis of its alternative common name, the plague rat. Most of the research on the long-haired rat has been conducted during times of massive population fluctuations and therefore little is known about their biology in a non-eruptive period.

Animals of the same family as a Long-haired rat

We found other animals of the Muridae family:

Animals with the same size as a Long-haired rat

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

Animals with the same weight as a Long-haired rat

As a comparison, here are some other animals that weight as much as the Rattus villosissimus: