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Guinea pigs are extremely cheerful and contented animals to have as pets. However, the majority of people are unaware that even guinea pigs have emotions, and that they can experience sadness and depression as well. However, how would you know if they are depressed in the first place? What are the signs of depression in guinea pigs and how can you spot them?Guinea pigs suffering from depression are lethargic and unmotivated. Other signs of depression in guinea pigs include excessive sleeping, hiding for long periods of time, and a reluctance to eat, play, or socialize with other animals. When guinea pigs are depressed, they may exhibit signs of aggression such as biting and fur pulling, among other behaviors.

A guinea pig that is depressed can be difficult to handle and care for. Some guinea pig owners have also stated that their guinea pigs have starved to death because they were unable to provide adequate nutrition.

I understand that it sounds frightening, but it is a harsh reality that you may have to face at some point in your life.

Don’t be concerned; I will assist you in understanding their behavior and signs of depression, as well as provide you with some suggestions for improving their mood.

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Can guinea pigs get depressed?

Although it is extremely rare, guinea pigs can suffer from depression in the same way that any other living being can. If you do not provide for the basic needs of your guinea pigs, or if they do not receive the appropriate amount of play and exercise, they are likely to become despondent.

Guinea pigs are more intelligent than the majority of people believe. They may not be as intelligent as your cats and dogs, but they are capable of understanding a wide range of emotions.

They are sentient beings who can be affected by both positive and negative emotions at the same time.

If you provide them with a comfortable living environment as well as the necessary care, they will live a long and healthy life.

Guinea pigs, on the other hand, can become depressed and sad if they are subjected to trauma or stress, or if something is wrong in their environment.

Guinea pigs, like any other pet, require more than just a basic cage setup, food, and water to be happy and healthy.

They require physical activity, mental stimulation, as well as social interaction, in order to maintain their happiness.

They can become depressed if one or more of these elements are out of balance. They also form bonds with their cagemates and with their owners as well.

They will become depressed if they are separated from their loved ones. Guinea pigs are also susceptible to becoming overly stressed.

Stress is extremely harmful to our guinea pigs, as it can cause them to become sad and depressed if it is present for an extended period of time.

Maintaining a happy and stress-free environment for your guinea pigs is essential.

Even if your guinea pigs are sad or depressed, a veterinarian will be unable to provide much assistance.

The same cannot be reduced in guinea pigs with medication or therapies because there are none available.

In this case, it is your responsibility to recognize their symptoms and make the necessary adjustments so that they can live a happy and cheerful life.

How to tell if my guinea pig is depressed?

Guinea pigs can’t communicate with us vocally, but they do show signs and behavior to transmit their message.

The symptoms of depression in guinea pigs can be subtle and hard to detect.

However, if you pay close attention to their behavior, you will catch it at an early stage.


Guinea pigs are playful and active animals. They love to play, run around the cage, and exercise.

However, if your guinea pig is feeling depressed, they will show signs of lethargy, unwillingness to eat and will not play or exercise as they used to.

Hiding all the time

Guinea pigs do tend to hide when they are stressed or frightened. However, a depressed guinea pig might hide for hours and not move a bit.

They may lay around a corner or even sleep for hours without showing interest in anything.

Loss of appetite

It is common to see that your guinea pig is chewing their hay or munching on their veggies whenever you pass by.

Yes, they need to be eating or chewing something most of the time.

However, depressed guinea pigs have less appetite, and they show reluctance to eat even if we offer them treats like watermelon or blueberries. This may further lead to dental problems in guinea pigs.

No social interaction

Guinea pigs are social animals, and they do communicate vocally and physically with their cagemates.

They are also interested in communicating with their owners.

However, a depressed guinea pig shows no interest in socialization. They will run away and hide from the world in a corner.


Guinea pigs have a habit of chewing on things. You will notice that they chew their food bowls, toys, and anything they can get.

However, a depressed guinea pig may show excessive signs of aggression.

They are more likely to fight and bite their cage mates or even their owners if we try to reach out to them.


Guinea pigs are clean animals, and they tend to groom themselves for the same.

However, if your guinea pig is stressed out or depressed, they may end up over grooming themselves.

This can further lead to bald patches in their fur.

Why is my guinea pig depressed?

If your guinea pig is sad or depressed, it’s time to figure out the cause for the same.

There is always a cause or problem triggering their sadness.

You won’t be able to alleviate your guinea pig’s sadness until you find out the reason for the same.

Depression in guinea pigs is usually caused by one of the following things:

  • Guinea pigs develop a strong bond with their companion and human partners. If they lose either one of them, then they are going to be stressed for an extended period.
  • Continuous stress can also be a problem that can lead to severe depression in guinea pigs. Being cooped up on a small cage, being moved from time to time, etc. can also be a significant problem.
  • Sickness and severe pain can also trigger depression in your guinea pigs. Pain can make your guinea pigs reluctant to move and eat.
  • Guinea pigs are active animals, and they do need a lot of mental stimulation to keep them healthy. If they don’t have anything to do, they can get bored and depressed over time.

If your guinea pig is depressed all of a sudden, then it is easier to identify the cause. You can simply introspect what you have changed in the past few weeks and undo the change. However, a gradual depression can be tough to analyze, as there is no clear-cut cause.

Guinea pig depressed after losing their partner

Guinea pigs are highly social animals, and they form strong bonds with the other guinea pigs in their cage.

Because it provides them with social interaction and company, guinea pigs require a companion to survive and thrive.

If, on the other hand, their partner passes away, your guinea pig may suffer from severe mental stress.

Perhaps you’ll notice them wandering around the cage, looking for their partner in every direction they go. If, despite their best efforts, they are unable to locate their partner, they may become depressed and sad.

The best course of action is to allow them to grieve. Because guinea pigs are unable to retain information for more than a few weeks, you will notice that they will become more active in their lives as time progresses.

You can, on the other hand, assist them in making the transition as smooth and quick as possible. For the time being, you should shower them with extra love and attention until they begin to feel better again.

You can encourage them to eat more by providing them with their favorite vegetables and treats.

Despite the fact that these are temporary solutions, in the long run, they will still require a companion or cagemate in order to engage in social interaction.

As a result, the addition of a new cagemate would be ideal.

It is important to note, however, that some guinea pigs are more aggressive than others, and they may not accept a new cagemate without a fight.

Nonetheless, it is worthwhile to give it a shot. You can also seek assistance from a local rescue organization in order to find a suitable companion for your guinea pig.

Loneliness and boredom in guinea pigs

Guinea pigs can suffer from depression due to a variety of factors, including loneliness and boredom.

Many guinea pig owners are completely unaware of the amount of attention and care their animals require.

Some business owners, whether consciously or unconsciously, neglect their mental well-being.

Guinea pigs, being social animals, would require a great deal of social interaction in order to be content.

Furthermore, a lack of social interaction can lead to feelings of loneliness and depression.

In the event that you only have one guinea pig, you will need to provide them with floortime of at least 2 hours per day, as well as play and interact with them.

They can benefit from a variety of mental and physical stimulation activities such as playing and petting with you guinea pigs, hand feeding them, and even training and teaching them some tricks.

In addition, you should provide your guinea pigs with a minimum of eight square feet of living space.

A variety of hideouts and toys must be provided to keep them stimulated and occupied in their living space.

Depression after major surgery

Any major surgical procedure can cause your guinea pigs to become anxious. They may also experience severe pain and a disruption in their hormonal balance.

As a result, it is normal for them to experience a period of depression. Following any significant surgical procedure in guinea pigs, lethargy and loss of appetite are two of the most common side effects observed.

Because they had an organ removed when they were spayed or neutered, your guinea pigs may experience depression after the procedure.

You should make every effort to calm down your guinea pigs and provide them with as much comfort as you possibly can.

Although the pain or wound may subside within a few weeks, the person’s personality and behavior may remain subdued for an extended period of time.

How to cheer up a depressed guinea pig

If you have made some changes in their living environment in recent times that have made your guinea pigs sad, then start with reverting those changes.

However, if you aren’t sure why your guinea pigs are depressed, then the first step would be to take them to a vet and check if they have some kind of pain or undiagnosed illness.

As guinea pigs hide their illness very well, it would be ideal, to begin with, a professional checkup.

If your vet cannot find anything wrong physically, then it is probably a mental problem.

Loneliness and boredom could be one of the signs that get ignored in most cases.

However, we can fix these by making some changes. Here are a few tips you should try out to cheer up your guinea pigs:

  • Get a new partner for your guinea pigs. Guinea pigs are social animals, and having a cage mate provides them with social security, interaction, and grooming, which can uplift their happiness.
  • Provide your guinea pigs with toys, and more. Guinea pigs need more than a cage, food, and water. Providing some toys to play with and places to hide could spice up their life and make them feel good.
  • Setup the largest enclosure possible. Guinea pigs crave space to run, play, eat, and exercise. Guinea pigs might feel depressed if they are cooped up. If you could provide them an ample enough space, they will love you for it. Get the largest cage you possibly can.
  • Spend more time interacting with your guinea pigs. Guinea pigs love floortime and human interaction. If you could take out a few hours daily for them, they will be more than happy.
  • Provide your guinea pigs with a varied diet. Change is an integral part of everyone’s life, and the same is true with your guinea pigs as well. If you could provide them with new food to taste, new places to explore, then it shall be a life-changer for them.

Enrichment ideas for guinea pigs

Guinea pigs need mental and physical stimulation to keep themselves happy. If you could provide them with more things to do or do some activity with them, then they will be more than satisfied. Here are a few ideas to try:

  • Provide them with a cardboard box filled with shredded newspaper or hay. They love to burrow and munch on hay.
  • Balls made from hay or wicker are another great addition. They can chase the same around and chew onto it whenever they feel like doing so.
  • Make a maze and put small treats on the way that leads them to a big treasure of delight.
  • Design a play area filled up of cardboard boxes and bridges. You can include some other materials and utilize the vertical space as well for them to play and exercise.
  • Homemade hay feeder. Stuff hay into toilet paper tubes and let your guinea pigs pull it out.

Check out our list of supplies where you can find unique toys and hiding spaces for your guinea pigs.

You should rotate the toys every few days to keep them busy and avoid getting bored of all of them.

You should also make smaller changes in their regular diet to keep their tongue spiced up.

Can guinea pigs die from depression?

Yes, guinea pigs can succumb to depression and die as a result.

Guinea pigs are cheerful and active pets, but if we don’t provide them with a suitable living environment as well as sufficient social and mental interaction, they can become bored and depressed, which is not healthy for them.

This can further result in loss of appetite, weight loss, and a variety of other health issues that can ultimately result in the death of your guinea pig.

As a result, make certain that you keep your guinea pigs happy and active by providing them with the enrichment and interaction they require.

Why is my depressed guinea pig not eating?

It is quite common for depressed guinea pigs to experience a decrease in their food intake.

Pigs who are depressed can lose interest in all of their favorite activities, including eating their favorite snacks and foods.

It is common for a depressed guinea pig to become uninterested in food. Providing them with nutritious and delectable snacks, on the other hand, may pique their interest once more.

Consider providing them with more delectable snacks and high-quality hay. The use of 3rd cut timothy hay could be an excellent option in this situation.

You could also give them some fruits, such as blueberries, watermelon, bananas, and so on, as a thank you. Please remember to keep the treats to a minimum because overfeeding them can be detrimental to their health.

It can also cause them to become obese, which can lead to further complications. Guinea pig depression can sometimes become severe enough that the animals stop eating completely.

This can result in serious health problems, such as gastrointestinal stasis, which is a condition in which the digestive system ceases to function.

Untreated, the condition can become life-threatening within 24 hours of being diagnosed.

If your guinea pigs haven’t eaten anything for more than 8 hours, you should take them to the veterinarian right away.

Sometimes a severe pain or dental issue can also cause them to become depressed, and a veterinarian may be in a better position to deal with the situation than we are to do so.