How Long Do Brown Rats Live

According to the National Pest Management Association the average lifespan of a brown rat is about 18 months. However some brown rats have been known to live up to 3 years in captivity. The average lifespan of a wild brown rat is about 1 year.

How long do brown rats typically live?

The average lifespan of a wild brown rat is around 2-3 years while captive brown rats often live 2-4 years.

How long is the average brown rat?

Brown rats are typically between 16 and 24 cm long not including their tail.

What do brown rats eat?

Brown rats are omnivorous and their diet consists of things like cereal grains meat and even garbage.

What is the maximum weight a brown rat can achieve?

A healthy brown rat can weigh up to 500 grams.

How many litters can a brown rat have in her lifetime?

A brown rat can have anywhere between 3 and 12 litters in her lifetime.

How many young are born in each litter?

Each litter of brown rats typically consists of 8-12 young.

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How long does it take for brown rat young to reach sexual maturity?

Brown rat young reach sexual maturity at around 5-8 weeks old.

How long is a brown rat’s tail?

A brown rat’s tail is typically between 8 and 10 inches long.

What colors can brown rats be?

Brown rats can be brown black or silver in color.

Are brown rats nocturnal?

Brown rats are nocturnal creatures meaning they are most active at night.

Do brown rats carry disease?

Yes brown rats can carry diseases such as leptospirosis typhus and rat-bite fever.

What is the average brown rat’s heart rate?

The average brown rat has a heart rate of 250 beats per minute.

How much does the average brown rat sleep?

The average brown rat sleeps around 12 hours each day.

What is the brown rat’s scientific name?

The brown rat’s scientific name is Rattus norvegicus.

Where do brown rats typically live?

Brown rats can be found living in urban areas all around the world.

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