Leaf cutter Ants and Antibiotics

Rather novel dont you think, and they dont get antibiotic resistence!;

http://en.wikipedia.org/wiki/Leafcutter_ant

and the east anglian leaf cutter colony;

http://www.rdmag.com/news/2013/07/leaf-cutter-ants-inspire-new-anti-cancer-drugs

and;

http://www.asknature.org/strategy/e26189eb7f07b5fe28dd58d4c9904f15