World Rat Day

Next celebratedSunday, April 4, 2027

Don't let this day sneak up on you - it's World Rat Day! Celebrate these furry creatures with fun facts, cute pictures, and maybe even a pet rat of your own.

See how to celebrate

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Last updated February 7, 2026 · by the Holiday Calendar TeamHave an update or spot an error?

YEARLY DATEApril 4

OBSERVED INInternationally

CATEGORYAnimals

SUBCATEGORYSmall Pets

INTRO

Introduction

April 4 marks a unique and adorable holiday - World Rat Day! These furry little creatures may not be everyone's first choice for a pet, but they deserve to be celebrated too. Did you know that rats have been domesticated for over 200 years and have even been trained to do tricks? They are also incredibly intelligent animals and make great companions. So why not take some time on this day to appreciate these lovable rodents and all the joy they bring into our lives?

TIMELINE

World Rat Day Timeline

Rat Domestication Begins

During the 1800s, the domestication of rats, particularly brown rats, first began for scientific research and as pets.

Birth of Rat Fancy

The term "rat fancy" was coined to describe the pet rat hobby, and the National Mouse Club in the UK began accepting rat entries in their shows.

First Rat Show

The British National Fancy Rat Society hosted its first standalone rat show, solidifying rat fancy as an independent hobby.

Foundation of AFRMA

The American Fancy Rat and Mouse Association (AFRMA) was established to promote and encourage the breeding and exhibition of fancy rats and mice.

World Rat Day Inception

The first World Rat Day was celebrated in an effort to dispel social stigma against rats and promote them as excellent pets.

GET INVOLVED

How to Celebrate World Rat Day

Throw a "Rat-tacular" party

Invite your friends over for a rat-themed party! Decorate with rat balloons and serve rat-shaped snacks. You can even dress up as rats for some added fun.

ADOPT

Adopt a pet rat

Visit your local animal shelter or pet store and adopt a furry friend to celebrate World Rat Day. Rats make great pets and will bring joy to your life all year round.

WATCH

Watch rat-themed movies

Spend the day curled up on the couch watching movies about rats, such as "Ratatouille" or "The Secret of NIMH." You can also have a movie marathon with your friends and watch all the rat-related films you can find.

VOLUNTEER

Volunteer at a rat sanctuary

Find a local rat sanctuary and offer to volunteer for the day. You'll get to interact with some adorable rats and help out a good cause at the same time.

CREATE

Create rat-inspired crafts

Get creative and make some rat-inspired crafts, such as rat-shaped earrings or a rat-themed scrapbook. You can also have a crafting party with your friends and see who can come up with the most unique rat creation.

WHY THIS DAY MATTERS

Why We Love World Rat Day

Rats are celebrated all over the world

World Rat Day is not only celebrated in the United States - it has become a global event! From rat-themed parties to charitable events raising awareness for proper rat care, people all over the world come together to celebrate these amazing creatures.

Rats are misunderstood creatures

Rats often get a bad reputation, but World Rat Day is the perfect opportunity to learn more about these fascinating creatures. They are intelligent, social, and make great pets for those who are willing to take care of them properly.

Rats play an important role in research

Did you know that rats have been used in scientific research for centuries? Their intelligence and physiological similarities to humans make them ideal subjects for studying different diseases and conditions. On World Rat Day, we can appreciate the contributions these animals have made to medical advancements.

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