Africanized honey bees are not constantly aggressive; they are more defensive on average and much more likely to escalate when they perceive a threat, but they behave like “normal” honey bees much of the time. Africanized colonies ramp up much faster and harder in defense than European colonies once something crosses their threshold. They respond more quickly to alarm pheromone, send out more workers, and will pursue a target farther and longer. Typical triggers include vibrations, noise (mowers

Africanized honey bees create problems at three levels: ecological (competition and hybridization), beekeeping/agriculture (management and genetics), and public safety (defensive behavior). Africanized honey bees can reach very high colony densities and heavily exploit floral resources, which can reduce nectar and pollen available to native pollinators like stingless bees in Neotropical systems. Experimental additions of Africanized colonies near flower patches caused stingless bees to become le