Usability Views Article Details  home | timeline | recent | popular | e-reports | userati | about this site Self-organisation (07 May 2003) Although almost blind, army ants deploy pheromones so they can establish traffic lanes. Laden ants returning to the nest occupy the central lane while the ants setting out use the two outer lanes. Article URL: http://www.bbc.co.uk/radio4/science/frontiers_20030507.shtml Read 167 more articles from BBC Radio 4 sorted by date, popularity, or title. Next Article: The Flash Menagerie This site is a labour of love built by Chris McEvoy