Get

In Your Inbox

Catster is reader-supported. When you buy via links on our site, we may earn an affiliate commission at no cost to you. Learn more.

Why Do Cats Shake or Vibrate Their Tails? Vet-Verified Reasons Explained

Share

cat tail

When cats shake their tails it’s just one of a series of ways in which your cat communicates with you. It is important to consider context, but his or her tail can swoosh, wag, perk up, or remain motionless. It can also twitch, which is a vibration of the end or through the whole of the tail, and there are various reasons for this particular action.

Below, we have highlighted some of the most likely causes for a cats vibrating tail, whether it should concern you, and what you can do to remedy any potential problems that are causing it.

divider cat faces oct 2024

All About Context

Cats can seem unpredictable. Some are quite wild. But, if you want to know whether something is bothering your cat or what an action or behavior is likely to mean, you should consider the context. What else is happening at the time, and what other behavior is your cat exhibiting?

Determine whether there are any new sounds or motions that might be spooking or upsetting your cat. Cats have incredibly sensitive hearing and other senses, which means they might be able to hear things you cannot. If you notice a cat’s vibrating tail, and can’t figure out what might be causing it, read on to determine some likely causes.

divider 3 paws

Tail and Body Language

Catster_Cat Tail Language_Positive Signs_Infographic_v1-4_Mar 6 2024
You are free to use this image, but we do require you to link back to Catster.com for credit

Some cats are very vocal. They will meow, purr, hiss, growl, and chirrup. Some of these reactions are instinctive and evolutionary. Some have been learned as cats have adapted to living with humans.

For example, cats only rarely meow at their mothers when they are kittens. It is not a means of communication between adult cats, but domesticated cats meow throughout their lives. They do this as a means of communicating with humans.

So, despite being unable to talk, cats are highly skilled communicators, and as well as their vocabulary of cat noises, they rely heavily on body language and body motions to help communicate messages to other animals and people. Their tail is one of the most expressive areas of the body.

Catster_Cat Tail Language_Negative Signs_Infographic_v1-4 FINAL_Mar 6 2024
You are free to use this image, but we do require you to link back to Catster.com for credit

The 4 Reasons Why Cats Shake Their Tails

A cat’s tail can quiver or vibrate at the tip or the whole tail. It can be standing upright while quivering, or it can limp. It might be called quivering, twitching, or vibrating, but the basic motion is the same regardless of how it is described. Below are the most common causes of a vibrating tail.

1. Anxiety

Some cats can get very anxious, and if there is no visible sign of something that might be causing this, it is likely to be a noise or a change in surroundings that are causing the anxiety. Barking dogs, cats meowing, and other natural sounds could be the cause, and because of a cat’s acute sense of hearing, you may have to concentrate on hearing it yourself.

Those caring for anxious cats understand the struggles and discomfort that their companions feel on a daily basis. The innovative bowl shape of the Hepper Nest Bed provides nervous pets with support and its high sides offer a sense of security, diminishing stress and worry. To learn about how to the Hepper Nest can provide solace to your cat, click here.

Hepper Cat Nest Bed
  • COMFY KITTY - Your cat or kitten will have an amazingly deep sleep in this self warming, nesting cat...
  • PRETTY HOME - This round cat bed has a modern and unique design that’s perfect for a sleek indoor...
  • SPACE SAVER - Reclaim your desk, window sill, or couch from kitten encroachment. This calming nest...

At Catster, we’ve admired Hepper for many years and decided to take a controlling ownership interest so that we could benefit from the outstanding designs of this cool cat company!


2. Impatience

Cats are notoriously impatient animals. And they can turn from being calm and relaxed to impatient in an instant. Reasons for impatience may include you taking too long to feed them, or you may not be playing their favorite game quite right. Impatience is one step away from anger, so look for the signs if you want to avoid it becoming fully blown madness.


3. Anger

Your cat may have a similar reaction when it is angry. Different cats get angry at different actions. You may have spent a few seconds too long stroking your cat, or your cat may not find you blowing in his face quite as funny as you do. If your cat is impatient, it may opt to swipe with a paw. This might be accompanied or preceded by a twitching tail, but if you see the tail twitch, you should probably treat it as a fair warning that your cat is getting angry.

angry cat hissing
Image Credit: Fang_Y_M , Pixabay

4. Happiness

Most times, a vibrating cat tail represents a negative emotion or bad mood. But there are occasions when a twitching tail can represent happiness. It could simply be a sign of contentment. If you’re stroking your cat and he seems to be enjoying it, this is the likely cause of tail vibrations. Your cat could be showing excitement at the food, treat, or toy that you’ve just handed over.

Cats are intriguing animals who sometimes have odd interests and indulge in unusual behavior. Understanding them might be tough but providing a toy that fosters their instinctual needs and curiosities is simple.The Hepper Hi-Lo Cat Scratcher encourages playtime and offers a cat-appropriate place to scratch. 

Hepper Hi-Lo Cardboard Cat Scratcher with Real...
  • Premium Materials - Hepper's cardboard scratcher is made with dense, B-flute cardboard, and a metal...
  • High, Low and Lower - A single cat scratch pad won't keep your cat engaged. 3 unique positions keeps...
  • Activates Muscles - The Hi Lo isn't just a cat nail file to stop the chief cat couch scratcher. The...

It’s unique 3-position design and cardboard scratch pad allow your cat to explore different levels, improves their health, satisfies natural feline impulses, and deters your cat from delving into places they should not. Show your cat how much you love and appreciate their quirks by gifting them the Hepper Hi-Lo Cat Scratcher.

At Catster, we’ve admired Hepper for many years, and decided to take a controlling ownership interest, so that we could benefit from the outstanding designs of this cool cat company!

divider 1 paws

How to Stop a Vibrating Tail

If your cat’s tail is twitching or vibrating, you should identify the cause of the movement. If it’s being caused by anxiety or fear, you can remove the cause of this anxiety, which will stop the tail twitching, although it can take some time before your cat is completely calm.

Why Do Cats Flick Their Tails While Lying Down?

If your cat is sleeping and twitching his tail, he could be dreaming. It is likely to be accompanied by twitching of the eyes, paws, and other parts of the body. It isn’t necessarily a bad dream. They could be dreaming of watching or chasing birds, of being stroked. The truth is that we don’t know what cats dream about, but there’s probably no reason to wake them up.

It is also possible that your cat is awake and twitching their tail because they can hear birds outside, cats or dogs indoors, or because something is irritating and agitating them. Remove the cause of agitation, once your cat has calmed down, the twitching and vibration should stop.

Angry,Calico,Cat,Lying,On,Edge,Of,Bed,Wagging,Tail
Image Credit: KristiBlokhin, Shutterstock

Why Is My Cat’s Body Vibrating?

One of the most common causes of a vibrating cat is that it is purring, which cats usually do when they are happy and content. However, a vibrating body may be a sign of fear or anxiety, especially if other signs of discomfort accompany it.

Additional Information:

divider 3 paws

Why Do Cats Vibrate Their Tails?

Although cats can be very expressive, they have a limited number of ways to communicate with us. They can vocalize emotions, but they only have a limited range of vocalizations they can make, so they rely on body language and other methods of communicating.

A cat shaking or vibrating its tail is one method that they might adopt. Although it can be a sign of happiness or contentment, it is more likely that this kind of reaction means that a cat is frightened, anxious, or agitated, and you should take steps to remove the cause of agitation to stop the twitching tail.

See Also:


Featured Image Credit: Pixabay

Want content like this delivered to you?

Sign Up For Our Newsletter

News, insights, expert advice, and everything cat

* By submitting, you agree to our Terms & Conditions and Privacy & Cookies Policy.




How useful was this post?

Click on a star to rate (you can leave written feedback after clicking submit)

Help us improve Catster for pet parents!

Your feedback really matters.

What did you like about this post? Also how can we improve it?

Join the conversation

2 Responses

  1. There's this cat Instagram I follow, Baba-Yaga. Baba is a black cat who gets super happy/excited when it's snack time. We call that "electric tail." ???? It's so cute!

Leave a Reply

You’re very welcome to leave a comment or question. Please know that all comments must meet our community guidelines, and your email address will NOT be published. Let’s have a positive and constructive conversation.


Catster's Digital Magazine is Back!

Vet-approved health & behavior advice

Real cat stories & community features

The Original Space Invaders – Why Zero Respect for Personal Boundaries Is a Good Thing

Cats have a reputation for being independent, and in many ways they are. But anyone who has tried to work at a laptop...

How Cats Are Helping to Cure Cancer

When most people think about medical breakthroughs, they picture scientists in laboratories and clinical trials involving human patients. Few would imagine that the...

Ask Dr. Paola – My Cat Loves Eating Grass, But It Makes Her Vomit! (June 29, 2026)

Welcome to our “Ask Dr. Paola” series, where every Monday we bring expert advice straight from Dr. Paola Cuevas (MVZ) to help our...

Learning to Speak Cat with Anthony Smith

Many cat lovers know me through Learn to Speak Cat and Cattitude – Doggonit, cartoons that explore the often mysterious, occasionally mischievous, and...

More related

Can Cats Eat Beef? Vet-Reviewed Nutrition Facts & FAQ

Cats need animal protein to meet their nutritional requirements. So, can cats have beef? Although cats would not hunt and eat cows in...

How to Stop Cats From Getting Pregnant Naturally: Vet Approved Advice

Preventing a cat from getting pregnant is most commonly accomplished through spaying and neutering. But there might be times when a cat owner...

Why Does My Cat Take My Spot? 5 Vet-Verified Reasons

When you became a cat parent, you probably didn’t expect to regularly give up your comfortable seat. Many cats have a knack for...

Cat Diarrhea: Causes & Care Guide (Vet Answer)

If your cat has diarrhea, should you always see a vet? What if your cat has diarrhea but seems fine? Let's look at...

Keep reading

Will a Cat Eat Rat Poison? How to Use It Safely Around Them

Everyone has heard the old adage that curiosity killed the cat, but anyone who’s spent time around cats knows just how dangerously curious they can be. Cats lack the same type of self-preservation that humans have, which often leads them...

Poison for mice in a cardboard box

How to Check Your Cats Heart Rate: Vet-Reviewed Advice & Tips

As a pet parent of a beloved cat, you want the cat to be happy, healthy, and well-fed. You do everything in your power, from taking the cat to the vet for checkups to buying only the best high-quality, protein-filled...

nebelung cat in vet clinic

There’s a Sudden Behavior Change in My Cat, Is It a Medical Issue? Signs to Watch For

Cats are fairly consistent animals and creatures of habit. While their personalities may change when they age from kittenhood to adulthood, most cats will sustain the same personality all throughout their lives. So, sudden behavioral changes don’t usually happen without...

cat scratching owner

Do Cats Fart? Vet Reviewed Causes, Treatment & Prevention

We all want our pets to be happy and healthy. Cats don’t show illness until they are very unwell because it makes them vulnerable to predation. Instead, they hide it to keep themselves safe and under the radar of predators...

Ginger cat raising its butt

Why Does My Cat Sleep Face Down? Vet-Verified Behavior Explanation

Cats are odd creatures, and they can often be spotted sleeping in unusual places and positions. We even got the “if I fits, I sits” meme out of cats’ attraction toward boxes and other tight spaces. Cats sleep in some...

cat-sleeping-with-their-face-down

Are Goldfish Plants Poisonous to Cats? Vet-Reviewed Houseplants Examined

Hardy and colorful goldfish plants can make stunning additions to your home. The brightness of the flowers and the movement of leaves can also be an enticing sight to your curious feline. Fortunately, goldfish plants aren’t poisonous to cats and...

Catster_Are Goldfish Plants Poisonous to Cats

Can Cats Eat Thyme? Vet-Reviewed Facts

Cats are obligate carnivores, which means the vast majority of their dietary intake should come from meat and other animal-based ingredients. However, it is not unusual for cats to also be given fruit, vegetables, and certain herbs, especially in commercial...

Can Cats Eat Thyme

Wellness Cat Food Review of 2026: Recalls, Pros & Cons

Wellness Cat Food Review Summary Started in 1997 by a team of animal wellness experts, including nutritionists, veterinarians, and food scientists, Wellness Pet Food is the largest holistic pet food sold in independent retailers today. Whenever possible, the company strives...

Wellness Core Cat Food Review

Love Cats? So Do We! Join the Catster Community

Stay informed with expert pet care insights delivered straight to your inbox! Discover professional guidance on animal behavior, feeding tips, trusted product picks, and much more.




Sign up for the Catster Email Newsletter

Stay informed with expert pet care insights delivered straight to your inbox! Discover professional guidance on animal behavior, feeding tips, trusted product picks, and much more.