Why Do Stink Bugs Exist?

In late summer and early fall, shorter days and decreasing temperatures cause stink bugs to seek shelter for diapause, a period in their life cycle where they are inactive. When stink bugs locate a suitable location, they release an aggregation pheromone that attracts other stink bugs to the site.

Why do we have stink bugs?

Seasonal cues trigger stink bugs' search for winter quarters; the shortening days and falling temperatures sending them scuttling for cover. If they sheltered beneath tree bark or mulch, it would be one thing. But they prefer sharing your home over winter, piling into cracks and crevices by the thousands.

Why shouldnt you kill stink bugs?

Stink bugs release foul smelling chemicals to avoid predators. ... Killing a stink bug does not attract more stink bugs. To keep your home from becoming attractive to stink bugs, seal up windows and foundations to prevent their entry and quickly removing any stink bugs that find their way in by hand or with a vacuum.