Low levels of pesticides can impact the foraging behaviour of bumblebees on wildflowers, changing their floral preferences and hindering their ability to learn the skills needed to extract nectar and pollen, according to a study co-authored by Nigel Raine a University of Guelph professor. [1] — News Releasehttp [1]://news.uoguelph.ca/2016/03/bee-flower-choices-altered-by-exposure-to-pesticides-study/ [1]