New Research Links Neonicotinoid Pesticides to Monarch Butterfly Declines

By Jonathan Latham, PhD USDA researchers have identified the neonicotinoid insecticide clothianidin as a likely contributor to monarch butterfly declines in North America. The USDA research is published in the journal Science of Nature and was published online on April 3rd (Pecenka and Lundgren 2015). Monarch butterfly populations (Danaus Plexippus) ...