Some of the offspring inherited genes from the killer bees which appeared to affect their behaviour.

BBC: Sci/Tech

Dr Hunt's team bred the killer bees with European bees in an attempt to establish a genetic link to the attacks.

BBC: Sci/Tech

LA's citizens are more worried about earthquakes, fires, car-jackings, drive-by shootings, killer bees and the wrong sort of coffee does not seem to have occurred to those demanding change.

ECONOMIST: Visual blight

Africanized honey bees, known colloquially as "killer bees, " are believed to have entered Texas in 1990 and have since spread to at least 10 other states, from California to Florida.

CNN: Africanized bee swarm kills Texas man