Across much of the United States, spring has arrived, bringing warmer weather and longer walks for pets. However, along with blooming flowers, a small grass seed pod known as a foxtail poses a significant threat to dogs and cats. Despite its harmless name, foxtails can cause serious health issues for pets.
What Are Foxtails?
A foxtail is not a single plant but a type of grass seed pod resembling a fox's tail. Multiple grass species produce these pods, found across the U.S., particularly in western regions like California. The pod is covered with tiny sticky hairs that cling to fur, allowing seeds to spread. For humans, foxtails are rarely a problem due to less hair and quick removal, but for pets, they can be dangerous.
How Foxtails Harm Pets
Once a foxtail segment attaches to a pet's fur, it can burrow into the skin, especially between toes, causing irritation, redness, pain, and infection. It may also enter ears, eyes, or be inhaled into the nose or lungs. In the lungs, foxtails can lead to severe infection, trauma, and even death, often requiring surgery and hospitalization.
Common Symptoms to Watch For
- Chewing paws: Indicates foxtails between toes, with swelling or redness.
- Head shaking: Suggests foxtails in the ear canal.
- Eye discharge: Foxtails may be around the eye or under the third eyelid.
- Sneezing or pawing at nose: Foxtails may have entered the nasal passage.
- Coughing or hacking: Could mean foxtails in the throat, tonsils, or lungs.
Any of these symptoms require veterinary care, as untreated foxtails can cause serious complications.
Prevention Tips
While foxtails are common, pet owners can reduce risks:
- Remove foxtails from your yard if possible.
- Avoid areas with heavy foxtail growth.
- Use protective gear such as mesh nets for the head and pet boots.
- Regular grooming helps catch foxtails before they burrow.
- Annual vet checkups can identify foxtails early.
Foxtails are a part of the environment, but with vigilance and preventive measures, pet owners can keep their furry friends safe while enjoying the outdoors.



