Beetles tend to use buildings and homes for hibernation during the winter. They enter walls through cracks in the building; however, they may not enter the living spaces of homes and buildings. The majority of the beetles with remain in the walls.
Around the warmer days of late winter and early spring, beetles become active and search for exits. This leads some to enter the living spaces and become an annoyance for the residents. Warmer living areas in the home attract them, so they enter the home looking for an exit outside.
When beetles enter the home, the usually function as a simple nuisance; however, they sometimes leave fecal stains and discoloring on upholstery, clothing, and curtains. There are cases where beetles will bite humans, which causes some irritation; thus hiring a professional to prevent beetles from entering the home is the best solution for protection pets and children.