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Animal Size

Western water rat size: How big do they get?

How big does a Western water rat get? Here is an overview over the average adult age:

A grown Western water rat (Hydromys hussoni) reaches an average size of 15.1 cm (0′ 6″).

When born, they have an average size of 0 cm (0′ 0″). The Western water rat (genus: Hydromys) 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 western water rat (Hydromys hussoni) is a semiaquatic species of rodent in the family Muridae.It is found in West Papua, Indonesia and Papua New Guinea.It is threatened by habitat loss.

Animals of the same family as a Western water rat

We found other animals of the Muridae family:

Animals with the same size as a Western water rat

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