Science News (http://www.sciencenews.org/) has posted an article based on a research project about "Regulation of behavioral maturation by a primer pheromone produced by adult worker honey bees"
"After more than 10 years of searching, researchers have identified a compound produced by the senior workers in a honeybee colony that prolongs the time that teenage bees stay home babysitting."
Read the rest of the article here (http://www.sciencenews.org/articles/20041204/fob2.asp)
If you'd like to read the published research article, you can read the abstract here (http://www.pnas.org/cgi/content/abstract/0407652101v1?view=abstract), and there is a link on the right to a full PDF version.