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A New Study May Have Demonstrated That The Defensive “I See You” Signal That Some Honey Bees Relay To Hornets Is Both Visually Driven And Contagious. The Signal Tells The Hornets That Their Attack Plan Has Been Exposed, And Also Sends An Alarm For Reinforcement. Hornets Attack Can Be Deterred, With More Defending Bees Mimicking The Signal.

I See You: Honey Bees Use Contagious and Honest Visual Signal to Deter Attacking Hornets

https://ucsdnews.ucsd.edu/pressrelease/i-see-you-honey-bees-use-contagious-and-honest-visual-signal-to-deter-attacking-hornets

UC San Diego-led research is providing new details about honey bees and their defenses against preying hornets. Using a common iPad, James Nieh and his colleagues conducted the first study that demonstrates that a contagious warning signal counters “fake news” in social insects.