Why Do Finches Die Suddenly? 10 Reasons!

It is no secret that finches are one of the most popular pet bird species among bird enthusiasts. Their beauty, sweet singing voice, and acrobatic flying abilities make them a top choice for many. 

However, if you are a finch owner, you may have experienced the heartbreaking moment when your beloved bird suddenly dies. 

While it is normal for any bird or animal to die at some point, it can be heartbreaking and frustrating when it happens to a healthy and seemingly happy bird. 

So, why do finches die suddenly? Finches are very fragile creatures, and there are several reasons why they die suddenly. First, the cause could be an underlying health condition, heatstroke, a lack of proper nutrients, or even something as unexpected as trauma. Therefore, if you are a finch owner, it is crucial to be aware of the potential risks and to take steps to ensure that your bird is as healthy as possible. 

In this blog post, we’ll discuss possible reasons why finches suddenly die and how to tell if they’re dying.

So, keep reading!

What Causes Sudden Death In Finches?

Birds hide their illnesses very well, and by the time most bird owners realize that their companion birds are sick, it is often too late. This is one of the main reasons why so many finches die suddenly. 

For a better understanding of sudden death in finches, let’s talk about potential causes that can lead to this:

Infectious Diseases

Often, finches die suddenly because of underlying health conditions. Finches are very susceptible to various illnesses and diseases, many of which can be fatal if left untreated. Infections, fungal infections, mites, and cancer are some of the most common health issues that finches encounter.

In most cases, respiratory infections cause sudden death. Symptoms of respiratory disease include:

  • Scruffy/unkempt appearance.
  • Sudden inactivity.
  • Sleeping like a tired person.
  • Puffing in pain, yellow and white, or clear droppings.
  • A wet vent area.

Can You Take Finches Out Of Their Cage?

Heat Stroke

Heat stroke is another potential cause of sudden death in finches and other birds. Whenever the air temperature and humidity are too high for birds, they experience heat stress. Heat stress can cause them panting, increased water intake, and even death. 

Finches are particularly susceptible to heatstroke because they have a very high metabolism and can overheat quickly. 

Therefore, it is crucial to monitor your finches closely and give them plenty of fresh water during hot and humid weather.


Finches may also die suddenly from trauma. As I mentioned, finches are very delicate creatures, and even a minor fall can cause serious injuries. In some cases, these injuries can be fatal.


Starvation and dehydration are also potential causes of sudden death in finches. Finches require a constant supply of food and water to stay healthy. They can become dehydrated or starve if they do not get enough of either one.

Lack Of Proper Nutrients

An improper diet is another common cause of death in finches. Finches require a diet rich in vitamins and minerals to stay healthy. 

However, they can become sick and even die without getting enough of the proper nutrients. The lack of vitamins can cause various health problems, including weakness, lethargy, and even death. 

Aviary Birds-Too Many Birds In One Cage

It is also possible for finches to die from being overcrowded. If too many birds are in one cage, they can become stressed and start fighting each other. This can lead to injuries or even death.

Why Can’t My Finch Fly? Should You Be Worried?


Inbreeding may also cause sudden death in hatchlings, fledglings, or juveniles. Inbreeding typically reduces the fitness of a bird. 

Related partners may fail to reproduce or produce offspring with congenital disabilities or genetic diseases. This can make them more susceptible to infections and health problems, ultimately leading to death.


If these pet birds inhale or consume poisonous, such as pesticides, they can suffer fatal consequences and die. 

Collision In Flight With A Larger Bird or Object

Since finches are small birds, colliding with larger birds or objects can be dangerous. This can cause serious injuries or even death.

Therefore, it is essential to ensure that your finch’s cage is in a safe place where there is no danger of them flying into something.

Old Age

Old age is another common cause of death in finches. Like all animals, finches have a limited lifespan and eventually die of old age. So it’s just a natural part of life, and we can’t stop it.

These are the most common reasons why finches die suddenly. While you can prevent most of these cases, some, like disease and trauma, are impossible to predict or control. 

Because pet birds hide their symptoms, it is possible that the finches had an underlying illness that caused their death. So it’s impossible to tell what caused the end without a necropsy (autopsy). 

why do my finches keep dying

Can Finches Die From Cold?

No. In general, finches cannot die from cold because they can regulate their body temperature. However, it is essential to understand that not all finches can deal with cold weather well. 
Finches that live in cold climates like Green Finch, Gold Finch, and House Finch are better equipped to deal with freezing temperatures than finches that live in dry and warm climates like Waxbill Finch and Gouldian Finch.

Can Finches Die Of Loneliness?

Yes, finches can die of loneliness. Any bird or animal kept lonely for some time dies of loneliness. Birds like finches are highly social and do not thrive in isolation. 
Finches do well in large flocks or smaller groups in the wild. Similarly, captive finches do better when kept in pairs, but it is best to keep three or more pairs in one cage.
It’s crucial to remember this when considering whether or not to adopt or rescue an animal – they may seem happy and healthy on the outside, but if they’re lonely, they may not be thriving internally.

How Do You Know When A Finch Is Dying?

Birds hide their symptoms until they’re in a severe condition and beyond medical help, just like other small pets. Therefore, any responsible pet bird owner should know how to spot the signs of a dying bird.
The following are several signs of illness in finches that indicate they are very sick and dying. 
– Poor Feather Condition
– Difficulty breathing or puffing or panting breaths.
– Not eating or drinking.
– Shivering And Shaking
– Not moving and seems lifeless.
– Discharge from the mouth, nostrils, or eyes.
– Excessive drinking
– Changes in feces and urine
– Vomiting
– Unable to maintain balance
– Experiencing seizures
If you notice any of these signs in your finch, it is crucial to take them to the vet as soon as possible. Early detection and treatment of illness can be the difference between life and death for your finch.

Can You Keep Finches With Chickens?

Final Words

Finches are very delicate creatures, and many things can cause them to die suddenly. 

The most common causes of death in finches are disease, trauma, and old age; however, it is also possible for them to die from loneliness or exposure to cold weather.

If your finch seems sick, you need to visit the vet immediately. 

We hope this article has helped you understand the causes of sudden death in finches.

No matter the cause of death, losing a beloved pet is always tricky. So, if you are a pet bird owner, the best thing you can do is to learn as much as possible about these birds and their needs. 

By understanding their fragility and taking steps to protect them, you can help to ensure that your finch enjoys a long and healthy life.