BBC NEWS | Europe | Croatian bees sniff out landmines

BBC NEWS Europe Croatian bees sniff out landmines: "A new technique to help find unexploded landmines using honey bees is being developed at Zagreb University in Croatia.
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Other animals have been used before to detect explosives.
Gambian giant pouched rats are used in several African countries, including Mozambique, to find mines. Like the bees in Croatia, they are trained to associate the smell of TNT with food.
Dogs are also used to find landmines and to sniff out hidden explosives, for instance in airports. But unlike rats and bees, the weight of sniffer dogs means that they can be at risk of setting off the mines they are trying to detect. "