Pet Health Library

Avian Influenza (Bird Flu) & Pets

Updated: 3/16/25

H5N1, a type A influenza virus, is spreading among birds and some mammals in the U.S. Here’s how you can help protect your pets:

H5N1 Avian Influenza (Bird Flu): What Pet Owners Need to Know What is the H5N1 virus? H5N1 is an influenza type A virus that is responsible for widespread outbreaks among poultry and mammals throughout the U.S. Which animals have been affected? H5N1 has been circulating for decades in wild birds but has recently spread to other animals, including cats, wildlife, and livestock. How does the virus spread to pets? Raw or undercooked meat, particularly poultry, can be a Raw Turkey CAT FOOD source of infection for cats. Unpasteurized dairy products also pose a risk. What are the signs of H5N1 in cats? Signs include loss of appetite, lethargy, fever, neurological issues, and respiratory signs such as nasal discharge, sneezing, and coughing. What should pet owners do if they suspect their pet has bird flu? Call your veterinarian before bringing in your pet so the team can take precautionary + measures and be ready when your pet arrives. How can pet owners prevent the spread? Avoid feeding raw meat or dairy to your pet. Keep cats indoors and ensure all pets stay away from birds, livestock, wildlife, and their waste.

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