There is widespread concern about the global decline in pollinators and the associated loss of pollination services.
High densities of managed honey bees can harm populations of wild pollinators.
When a team of scientists analyzed two dozen environmental factors to understand bumblebee population declines and range contractions, they expected to find stressors like changes in land use, geography or insecticides. Instead, they found a shocker: fungicides, commonly thought to have no impact.
Cornell University. (2017, November 14). Tumbling bumblebee populations linked to fungicides. Science Daily November 14, 2017
The study shows that hosts who swat at mosquitoes or perform other defensive behaviors may be abandoned, no matter how sweet.
Study off the coast of Australia.
This study is taking place in the UK but applies here.
Michigan State University Extension February 1, 2018