Why are killer bees so aggressive?
Sarah Scott
Updated on April 26, 2026
Biochemists have tracked down the brain chemicals that make so-called killer bees such ferocious fighters. The compounds, which seem to be present in higher levels in the much-feared Africanized honey bee, can make less aggressive bees turn fierce, according to a new study.
Why do killer bees chase you?
Killer bees will chase you“They are very aggressive and they will sting in great numbers,” Troyano said. “And they will pursue a threat for up to a quarter of a mile." Africanized honey bees are very protective of their nests. They patrol a wide perimeter and may attack with little provocation.
Why are Africanized bees aggressive?
African honeybees are much more hostile than European varieties, as their natural environment has far more predators looking to destroy hives for honey. Coordinated defensive manoeuvres enable African bees to better fend off these attacks.Are killer bees hostile?
Africanized honey bees are dangerous stinging insects that have been known to chase people for more than a quarter of a mile once they get excited and aggressive.Do killer bees want to sting you?
Killer bees don't look for victims to sting, and swarms of killer bees aren't hiding in the trees just waiting for you to wander by so they can attack. Killer bees sting to defend their nests and do so aggressively.How to identify Africanized bees
How do you escape the killer bees?
How to Escape from Killer Bees
- Run. ...
- Shield vulnerable areas. ...
- Do not swat. ...
- Get indoors as fast as you can. ...
- If no shelter is available, run through bushes or high weeds. ...
- If you get stung, remove the stinger. ...
- Do not jump into a swimming pool or other body of water.
What to do if a bee is chasing you?
Remain calm and quietly move away until bees are out of sight. If bees attack, run away in a straight line and take shelter inside a car or building as soon as possible. If under attack, use your arms and hands or shirt to shield your face and eyes from stings.How far will killer bees chase you?
Killer bees are quicker to react to disturbances and they will chase an intruder more than a quarter mile for an attack. Known to kill horses, humans, and other large animals, killer bee victims receive 10 times more stings than victims of European honey bees.Should you jump in water if attacked by bees?
Never jump into a body of water to escape bees. They will wait for you to surface. Schmidt points to a case in which a swarm of bees hovered for hours over a man in a lake, stinging him whenever he came up for air. (The man survived only because the bees returned to their hive after sunset.)How long will bees chase you?
A bee can obtain speeds of from 12 to 15 miles per hour, but most healthy humans can outrun them. So, RUN! And when you run Keep Running ! Africanized honey bees have been known to follow people for more than a quarter mile.Which bees are the most aggressive?
Africanized “Killer” BeesThis bee species, which resembles its European honeybee cousin, has a much more aggressive nature. Although their venom is no stronger than that of the regular honeybee, the danger comes from the fact that “killer” bees attack in much larger numbers, usually the entire colony.