Pneumonic Plague: What You Need to Know to Protect Your Family and Pets



Coconino County Public Health has confirmed a rare human case of pneumonic plague. This is a serious but treatable illness caused by a bacteria that lives in wild rodents (like prairie dogs) and the fleas that bite them.
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The person who passed away lived in Coconino County and may have been exposed by handling an infected animal. Health officials say this case is not related to a recent prairie dog die-off near Townsend-Winona.
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What is Plague?
Plague is caused by a bacteria called Yersinia pestis. It lives in wild animals like prairie dogs, rabbits, and their fleas. People can get sick:
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By touching or handling sick or dead animals
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From infected flea bites
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In rare cases, from pets who are sick with plague (especially cats)
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How to Protect Yourself, Your Family, and Pets:
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Do not touch wild animals or feed them, especially prairie dogs, squirrels, or rabbits.
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Use bug spray (with DEET) when outside to prevent flea bites.
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Keep dogs and cats flea-treated and away from rodent burrows.
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Keep pets on a leash and don’t let them roam.
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Clean up brush and trash around your home—it can attract rodents.
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Don’t camp or sleep near prairie dog towns.
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Watch pets closely for signs of illness. Cats are especially sensitive to plague.
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Call your vet right away if your pet seems very sick, and let them know if your pet may have been near wild rodents.
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Symptoms of Plague (in people):
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Sudden fever
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Chills and body aches
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Swollen or painful lymph nodes (underarms, neck, or groin)
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Weakness or trouble breathing
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If you or someone in your home has these symptoms and may have been around wild animals or fleas, see a doctor right away. Plague can be treated successfully with antibiotics—but it’s important to start treatment early.
Report Sick or Dead Wildlife:
If you see a sudden die-off of prairie dogs or rabbits, contact:
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Coconino County Animal Management: 928-679-8756
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Environmental Health Services: 928-679-8760
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