Animal Weight

How much does a Black rat weight?

It is hard to guess what a Black rat weights. But we have the answer:

An adult Black rat (Rattus rattus) on average weights 142 grams (0.31 lbs).

The Black rat is from the family Muridae (genus: Rattus). It is usually born with about 4 grams (0.01 lbs). They can live for up to 4.17 years. When reaching adult age, they grow up to 19.4 cm (0′ 8″). On average, Black rats can have babies 3 times per year with a litter size of 5.

As a reference: An average human weights in at 62 kg (137 lbs) and reaches an average size of 1.65m (5′ 5″). Humans spend 280 days (40 weeks) in the womb of their mother and reach around 75 years of age.

The average adult weight of a Black rat is 142 grams (0.31 lbs)

The black rat (Rattus rattus), also known as ship rat, roof rat, or house rat—is a common long-tailed rodent of the stereotypical rat genus Rattus, in the subfamily Murinae.The black rat is black to light brown in colour with a lighter underside. It is a generalist omnivore and a serious pest to farmers because it feeds on a wide range of agricultural crops. It is sometimes kept as a pet. In parts of India, it is considered sacred and respected in the Karni Mata Temple in Deshnoke.

Animals of the same family as a Black rat

We found other animals of the Muridae family:

Animals with the same weight as a Black rat

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

Animals with the same size as a Black rat

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

Animals with the same litter size as a Black rat

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

Animals with the same life expectancy as a Black rat

Completely different animals, but becoming as old as a Black rat: