Caffeine sharpens invasive ants, offering new pest-control options

TL;DR
A new study finds caffeine-influenced Argentine ants learn faster and take straighter routes to sugar rewards, reducing foraging time by up to 38% at intermediate caffeine doses without increasing speed. This could enhance bait effectiveness for pest control, but field tests and safety assessments are still needed.
What caffeine does to ants could change pest control ScienceDaily
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