Dosud se věřilo, že u nočních světlušek bioluminiscence zcela nahradila feromony a světlušky tedy na rozdíl od většiny hmyzu komunikují světlem. Vědci z Fakulty životního prostředí ČZU Martin Novák a Pavel Jakubec dokázali, že to není tak úplně pravda a že feromony stále hrají určitou roli při hledání partnera. Toto zjištění mění dosavadní zažité představy o světluškách a v zásadě přepisuje učebnice.
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