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What Pet Parents Need to Know About the 2025 H5N1 Bird Flu Outbreak

January 24, 2025
Author: Amber LaRock, LVT & Vetted Vet Pro

As news of the 2025 H5N1 bird flu outbreak continues to make headlines, pet parents are understandably concerned about the potential risks to their beloved pets. While this highly pathogenic avian influenza primarily affects birds, some cases of transmission to mammals have been documented, raising questions about the safety of pets. 

This article will explore what the H5N1 virus is, how it spreads, and the specific risks it poses to pets, especially cats on raw diets. Let’s dive in!

What is H5N1 Bird Flu?

H5N1 is a strain of avian influenza that has been causing outbreaks in birds since its discovery in the late 20th century. The virus is highly contagious among avian species, leading to significant die-offs in wild bird populations and devastating impacts on poultry farms. Occasionally, H5N1 has been known to jump to mammals, including humans in rare cases.

The 2025 outbreak has been particularly concerning due to its widespread nature, impacting bird populations across continents. In some instances, the virus has shown the ability to infect non-avian species, including other wildlife and domestic animals.

How Does The H5N1 Bird Flu Spread?

H5N1 is primarily transmitted through direct contact with infected birds, their droppings, or secretions. It can also spread via contaminated surfaces, such as cages, feeders, or water bowls. 

While the virus does not easily transmit between mammals, certain behaviors can increase the risk of exposure:

  1. Consumption of raw or undercooked poultry products: This includes raw meat, organs, or bones from infected birds.
  2. Close proximity to infected wild birds: Outdoor pets that hunt birds or come into contact with bird droppings are at higher risk.
  3. Exposure to contaminated environments: Pets visiting areas frequented by infected birds may pick up the virus from the soil or water.

Can Pets Catch The Bird Flu?

While most companion pets are at low risk of contracting H5N1, some factors can heighten the danger for certain animals. Cats, in particular, are more susceptible due to their carnivorous diet and hunting instincts. Let’s break it down below!

Cats on Raw Diets

One of the most significant concerns for pet parents during the H5N1 outbreak is the risk to cats fed a raw diet. Raw feeding, while popular among some pet owners for its perceived health benefits, involves providing uncooked meat, organs, and bones. If this meat is sourced from infected poultry, it can act as a direct transmission route for the virus.

Studies and reports from previous outbreaks have shown that felines can contract avian influenza by consuming infected birds or raw poultry, and this appears to be the case for the cats infected by the current outbreak as well. 

Unfortunately, a few house cats have been infected by the current bird flu outbreak, all of which were fed a raw diet. 

Symptoms in cats can range from mild respiratory issues to severe illness, including:

  • Lethargy
  • Fever
  • Difficulty breathing
  • Nasal discharge
  • Eye redness
  • Neurological symptoms, such as seizures

Dogs

Dogs are generally less susceptible to avian influenza than cats. However, they can still contract the virus if exposed to infected birds or contaminated environments. For example, dogs that scavenge dead birds or spend time in areas with high bird populations should be monitored closely for any unusual symptoms.

Birds and Small Mammals

Pet birds, such as parrots or backyard chickens, are highly susceptible to H5N1 due to their close genetic relationship with affected wild and domestic bird populations. Small mammals like ferrets, which are also prone to respiratory infections, could potentially contract the virus in rare circumstances.

How to Protect Your Pets From the H5N1 Bird Flu

We know how scary the circulating headlines can be about the bird flu, especially with cats losing their lives to this infectious disease. Thankfully, there are steps you can take to minimize the risk of H5N1 transmission to your beloved companions:

  1. Avoid Raw Feeding: Switch your cat or dog to a cooked or commercially prepared diet to eliminate the risk of exposure through infected poultry.
  2. Limit Outdoor Access: Keep cats indoors and supervise dogs when outside to prevent contact with wild birds, their droppings, or dead animals.
  3. Practice Good Hygiene: Regularly clean your pet’s food and water dishes, bedding, and toys to reduce the likelihood of contamination.
  4. Monitor Symptoms: Be vigilant for any signs of illness, especially if your pet has had potential exposure to birds or raw poultry. Contact your veterinarian immediately if you notice unusual symptoms.
  5. Secure Food Sources: Ensure that any meat you purchase for your pet is from a reliable source that adheres to strict safety standards.

What to Do if You Suspect the Bird Flu In Your Pet

If you suspect your pet may have been exposed to H5N1 or is exhibiting symptoms consistent with avian influenza, take the following steps:

  • Isolate Your Pet: Keep them away from other animals and humans in your household to prevent potential spread.
  • Contact Your Veterinarian: Inform your vet of the situation and follow their guidance for testing and treatment. They may recommend diagnostic tests, such as nasal or throat swabs, to confirm the infection.
  • Practice Personal Protective Measures: When handling a potentially infected pet, wear gloves and a mask, and wash your hands thoroughly after any interactions

The Role of Pet Owners in Preventing Spread

Pet parents play a critical role in controlling the spread of H5N1during this outbreak. By following the recommended precautions and staying informed, you can help protect not only your own pets, but also the wider community! 

Reporting any unusual illnesses in your pets to your veterinarian contributes to surveillance efforts, helping to identify and contain potential cases early.

Staying Calm

While the 2025 H5N1 bird flu outbreak is cause for concern, it’s important to remember that the risk to pets remains relatively low with proper precautions. Scientists and veterinarians are actively monitoring the situation, working to understand the virus’s behavior and minimize its impact on both animal and human populations.

By staying informed, adapting your pet’s care routine as needed, and maintaining open communication with your veterinarian, you can navigate this outbreak with confidence and ensure your pets stay safe and healthy!

For more information on avian influenza and pet safety, consult trusted resources like the World Health Organization (WHO), the Centers for Disease Control and Prevention (CDC), or your local veterinary clinic.

You can also find more information at the following links: 

https://www.avma.org/resources-tools/animal-health-and-welfare/animal-health/avian-influenza/avian-influenza-h5n1-cats

https://www.cdc.gov/bird-flu/virus-transmission/avian-in-other-animals.html