“Exposure to neonicotinoids, a type of pesticide widely used on crops, reduced the percentage of viable sperm in male honeybees (drones) and also shortened the insects’ lifespans, according to a study published today.”
Lars Straub, Laura Villamar-Bouza, Selina Bruckner, Panuwan Chantawannakul, Laurent Gauthier, Kitiphong Khongphinitbunjong, Gina Retschnig, Aline Troxler, Beatriz Vidondo, Peter Neumann, Geoffrey R. Williams. Neonicotinoid insecticides can serve as inadvertent insect contraceptives. Proceedings of the Royal Society B: Biological Sciences, 2016; 283 (1835): 20160506 DOI: 10.1098/rspb.2016.0506