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Honey Bee Inhibitory Signaling Is Tuned to Threat Severity and Can Act as a Colony Alarm Signal

Fig 2

Effect of small and large hornet attacks at the food source on the individual behavior of foragers in the nest (from three bee colonies, 56 bees attacked by small hornet and 72 bees attacked by large hornet).

Standard error bars are shown. Different letters indicate significant differences (Tukey’s HSD test, p < 0.05). Photo shows V. velutina (small hornet) killing an A. cerana forager on a Cassia surattensis inflorescence.

Fig 2

doi: https://doi.org/10.1371/journal.pbio.1002423.g002