Professor Karl von Frisch, a scientist from Austria, spent many years of his life researching the amazing ways honey-bees communicate in their dark hives.

• 奥地利科学家卡尔·冯·弗里希教授，一生中花去了许多岁月，研究蜜蜂在黑暗的蜂箱里是以怎样巧妙的方式传递信息的。