english: And it was only in 1959 that a German team, after spending 20 years in search of these molecules, discovered, identified, the first pheromone, and this was the sex pheromone of a silk moth.
non_english: 1959 yılında Alman bir ekip, bu melokülleri aramakla geçen 20 yılın ardından ilk feromonu keşfedip saptayabildiler. Buldukları molekül, ipek güvesinin seks feromonuydu.