Apparently researchers have already been training bees to find drugs: http://www.bbc.co.uk/newsbeat/article/33195468/honey-bees-trained-to-detect-illegal-drugs

Apparently researchers have already been training bees to find drugs: http://www.bbc.co.uk/newsbeat/article/33195468/honey-bees-trained-to-detect-illegal-drugs http://www.bbc.co.uk/newsbeat/article/33195468/honey-bees-tr...