Summer and open windows can bring a plethora of flies into your home. And while flies seem to be adept at finding their way in through the smallest of gaps, leaving the house again often seems to ...

The surefire way to know whether it’s a sweat bee or a corn fly buzzing around is if it stings. The halictid bee stings, but the corn fly, also called a hover fly, does not. “They’re mimics of bees, ...