Animal Size

New Guinean rat size: How big do they get?

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

A grown New Guinean rat (Rattus novaeguineae) reaches an average size of 17.7 cm (0′ 7″).

When born, they have an average size of 0 cm (0′ 0″). A full-grown exemplary reaches roughly 133 grams (0.29 lbs). A New Guinean rat has 5 babies at once. The New Guinean 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 New Guinean rat (Rattus novaeguineae) is a species of rodent in the family Muridae.It is found only in parts of central Papua New Guinea.

Animals of the same family as a New Guinean rat

We found other animals of the Muridae family:

Animals with the same size as a New Guinean rat

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

Animals with the same litter size as a New Guinean rat

Here is a list of animals that have the same number of babies per litter (5) as a New Guinean rat:

Animals with the same weight as a New Guinean rat

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