Keeping boxelder bugs out is important because, although harmless, they swarm homes in the fall and leave stains indoors.
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European Hornet on Tree Bark in Close-Up View

Captured in striking detail, the European hornet reveals its powerful jaws and robust body. As the largest hornet species in ...
" Boxelder bugs invade our homes and other structures in the fall of the year looking for dry, protected sites (attics, wall ...