The ant’s weapon improves honey bee learning performance

Abstract Formic acid is the main component of the ant’s major weapon against enemies. Being mainly used as a chemical defense, the acid is also exploited for recruitment and trail marking. The repelling effect of the organic acid is used by some mammals and birds which rub themselves in the acid to...

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Main Authors: Antonia Bachert, Ricarda Scheiner
Format: Article
Language:English
Published: Nature Portfolio 2023-05-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-35540-7
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author Antonia Bachert
Ricarda Scheiner
author_facet Antonia Bachert
Ricarda Scheiner
author_sort Antonia Bachert
collection DOAJ
description Abstract Formic acid is the main component of the ant’s major weapon against enemies. Being mainly used as a chemical defense, the acid is also exploited for recruitment and trail marking. The repelling effect of the organic acid is used by some mammals and birds which rub themselves in the acid to eliminate ectoparasites. Beekeepers across the world rely on this effect to control the parasitic mite Varroa destructor. Varroa mites are considered the most destructive pest of honey bees worldwide and can lead to the loss of entire colonies. Formic acid is highly effective against Varroa mites but can also kill the honeybee queen and worker brood. Whether formic acid can also affect the behavior of honey bees is unknown. We here study the effect of formic acid on sucrose responsiveness and cognition of honey bees treated at different live stages in field-relevant doses. Both behaviors are essential for survival of the honey bee colony. Rather unexpectedly, formic acid clearly improved the learning performance of the bees in appetitive olfactory conditioning, while not affecting sucrose responsiveness. This exciting side effect of formic acid certainly deserves further detailed investigations.
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spelling doaj.art-704d910efb8643e98b7492d9503971ce2023-05-28T11:16:41ZengNature PortfolioScientific Reports2045-23222023-05-011311710.1038/s41598-023-35540-7The ant’s weapon improves honey bee learning performanceAntonia Bachert0Ricarda Scheiner1Behavioral Physiology and Sociobiology, University of WürzburgBehavioral Physiology and Sociobiology, University of WürzburgAbstract Formic acid is the main component of the ant’s major weapon against enemies. Being mainly used as a chemical defense, the acid is also exploited for recruitment and trail marking. The repelling effect of the organic acid is used by some mammals and birds which rub themselves in the acid to eliminate ectoparasites. Beekeepers across the world rely on this effect to control the parasitic mite Varroa destructor. Varroa mites are considered the most destructive pest of honey bees worldwide and can lead to the loss of entire colonies. Formic acid is highly effective against Varroa mites but can also kill the honeybee queen and worker brood. Whether formic acid can also affect the behavior of honey bees is unknown. We here study the effect of formic acid on sucrose responsiveness and cognition of honey bees treated at different live stages in field-relevant doses. Both behaviors are essential for survival of the honey bee colony. Rather unexpectedly, formic acid clearly improved the learning performance of the bees in appetitive olfactory conditioning, while not affecting sucrose responsiveness. This exciting side effect of formic acid certainly deserves further detailed investigations.https://doi.org/10.1038/s41598-023-35540-7
spellingShingle Antonia Bachert
Ricarda Scheiner
The ant’s weapon improves honey bee learning performance
Scientific Reports
title The ant’s weapon improves honey bee learning performance
title_full The ant’s weapon improves honey bee learning performance
title_fullStr The ant’s weapon improves honey bee learning performance
title_full_unstemmed The ant’s weapon improves honey bee learning performance
title_short The ant’s weapon improves honey bee learning performance
title_sort ant s weapon improves honey bee learning performance
url https://doi.org/10.1038/s41598-023-35540-7
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