In this Wednesday, May 15, 2013 photo, bees gather at the entrance of a hive during a scientific experiment at the Faculty of Agriculture at Zagreb University. Croatian researches, work

 

              In this Wednesday, May 15, 2013 photo, bees gather at the entrance of a hive during a scientific experiment at the Faculty of Agriculture at Zagreb University. Croatian researches, work
In this Wednesday, May 15, 2013 photo, bees gather at the entrance of a hive during a scientific experiment at the Faculty of Agriculture at Zagreb University. Croatian researches, working on a unique method to find unexploded mines that are littering their country and the rest of the Balkans, are confident they can use bees for detecting land mines. (AP Photo/Darko Bandic)