EENY 429: African Honey Bee, Africanized Honey Bee, Killer Bee, Apis mellifera scutellata Lepeletier (Insecta: Hymenoptera: Apidae)
Figure 2b. Spread of the Africanized honey bees in the US by year, by county. http://www.ars.usda.gov/research/docs.htm?docid=11059&page=6
Credit: USDA ARS
