Researchers in Croatia are training honeybees to sniff out land mines that remain in the country. Some 466 square miles possibly still contain mines planted during the Balkan wars in the 1990s. Honeybee expert Nikola Kezic of Zagreb University mixes TNT with a sugar solution so the bees learn to detect the explosives. So far, the bees seem to prefer the TNT-laced food, he said.
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