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Catnip's Secret: Bug Spray for Felines?
6 Jun
Summary
- Catnip compounds repel insects, acting as a natural bug spray for cats.
- Big cats like leopards and jaguars also react to catnip's euphoric compounds.
- Rubbing catnip on fur reduces mosquito bites for cats and humans.

Cats' well-known euphoric response to catnip might have an unexpected evolutionary purpose: bug protection. Research indicates that compounds in plants like catnip and silver vine, specifically nepetalactol and nepetalactone, function as natural insect repellents.
This defense mechanism is not limited to domestic cats. Scientists observed that big cats, including leopards, lynxes, and jaguars, also showed a strong positive reaction to these euphoric compounds, suggesting a shared feline trait.
By rubbing against and biting these plants, cats effectively coat their fur with the repellent. Studies confirmed that cats treated with these compounds experienced fewer mosquito bites, with humans volunteering similar repellent benefits.