>there is an ant mega-colony that exists across 3 continents and is thought to contain billions of ants, all of which recognise each other to be from the same colony. The largest part of the colony is in Europe and is thought to spread 6,000km (3,700 miles) along the Mediterranean coast http://news.bbc.co.uk/earth/hi/earth_news/newsid_8127000/8127519.stm