Caffeine enhances Argentine ants' efficiency in locating sugary rewards, impacting their foraging behavior.
Ants that receive a dose of caffeine similar to that found in energy drinks, along with a sweet reward, navigate more intelligently.
“Caffeine concentrations were chosen based on previous reports of their effects on Hymenopterans. The idea was to choose a wide range to try and pick up on potential dose-dependent effects,” explainedThe first is the one that can be found in natural plants. The middle dose is similar to that found in energy drinks. And the third, the highest dose is the LD50, which has been shown to be toxic to bees.
For the last attempt, it would take 113 seconds. While he only needed 54 seconds with the medium dose. At the third dose, this effect was absent.Caffeine reduces time by making them more efficient but not fast. This means that they know where they are going, that is, they know the location where the prize is.that their experiments exclusively involve worker ants, which in the case of L. humile are all female and genetically similar.
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